CN118321927A - Pin shaft double-end milling device - Google Patents
Pin shaft double-end milling device Download PDFInfo
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- CN118321927A CN118321927A CN202410769068.XA CN202410769068A CN118321927A CN 118321927 A CN118321927 A CN 118321927A CN 202410769068 A CN202410769068 A CN 202410769068A CN 118321927 A CN118321927 A CN 118321927A
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- pin shaft
- chuck
- pin
- shaft
- double
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- 238000003801 milling Methods 0.000 title claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 94
- 238000000227 grinding Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 36
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 238000005498 polishing Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 5
- 238000000429 assembly Methods 0.000 abstract description 5
- 230000000670 limiting effect Effects 0.000 description 5
- 238000005553 drilling Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 208000032370 Secondary transmission Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to the technical field of pin shaft milling, in particular to a pin shaft double-end milling device which comprises a pin shaft, a pushing mechanism arranged outside the pin shaft, a locking mechanism arranged on the pushing mechanism, a rotation assisting mechanism arranged on the pushing mechanism, a bearing mechanism arranged outside the rotation assisting mechanism and a grinding mechanism arranged on the bearing mechanism, wherein the bearing mechanism is arranged on a processing platform, and two groups of milling flat components are arranged on the processing platform. The existing clamping mode of the head end or the tail end of the pin shaft is changed into centering clamping, a platform for freely delivering the pin shaft in the horizontal direction is provided for the centering clamping pin shaft, and when two groups of flat milling assemblies are processed simultaneously along with the two ends of the pin shaft, the pin shaft capable of being clamped effectively can provide driving force for selective transverse movement of the two ends of the pin shaft while being rotated autonomously, and further the two ends of the pin shaft are not blocked during simultaneous processing.
Description
Technical Field
The invention relates to the technical field of pin shaft milling, in particular to a pin shaft double-end milling device.
Background
The pin shaft is a standardized fastener, can be fixedly connected in a static state and can also relatively move with a connected piece, and is mainly used for the hinge joint of two parts to form hinge connection, and the two ends of the pin shaft are different in structure, so that a milling device is needed when the pin shaft is processed.
The drilling and cutting at the two ends of the existing pin shaft are difficult to realize synchronously, the pin shaft during machining is in a fixed state and is difficult to adjust selectively according to the machining requirements at the two ends of the pin shaft, and because the machining at the two ends of the pin shaft needs an intermittent shutdown device, secondary operation can be performed until the position of the pin shaft is manually adjusted, time consumption is increased, the position of the pin shaft is changed, the precision of the pin shaft and the milling assembly is offset, and certain potential safety hazards exist.
In view of the above, the present invention provides a double-end milling device for pin shafts, which solves the above problems.
Disclosure of Invention
The present invention aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the invention is as follows:
The double-end milling device for the pin shaft comprises the pin shaft, a pushing mechanism arranged outside the pin shaft, a locking mechanism arranged on the pushing mechanism, a rotation assisting mechanism arranged on the pushing mechanism, a bearing mechanism arranged outside the rotation assisting mechanism and a grinding mechanism arranged on the bearing mechanism, wherein the bearing mechanism is arranged on a processing platform, and two groups of milling components are arranged on the processing platform;
The bearing mechanism comprises an outer frame and a plurality of sliding force assisting arms arranged outside the outer frame;
The grinding mechanism comprises a grinding belt arranged at the top of the pin shaft;
The rotation-assisting mechanism comprises a protection washer, a gear ring, a stud and two nuts, wherein the protection washer and the gear ring are arranged outside a plurality of sliding-assisting force arms, the stud is arranged in the gear ring, and the two nuts are arranged on the stud;
The pushing mechanism is used for regulating and controlling the transverse movement of the two ends of the pin shaft and comprises a main chuck arranged on the stud, a secondary chuck arranged outside the main chuck and four sleeve rollers arranged on the two sides of the pin shaft;
the locking mechanism is used for locking the pushing mechanism.
The present invention may be further configured in a preferred example to: the bearing mechanism also comprises a main transmission assembly arranged on the outer frame and a transmission gear shaft arranged inside the outer frame through a bearing;
the main transmission assembly consists of a hood and a first motor, and the first motor and a transmission gear shaft are in transmission connection with a crawler belt.
The present invention may be further configured in a preferred example to: the outer frame is made of stainless steel, and two T-shaped supporting legs arranged on the processing platform are arranged on the outer frame.
The present invention may be further configured in a preferred example to: the grinding mechanism further comprises a supporting plate arranged on the outer frame, a hydraulic part arranged in the supporting plate, a bearing base plate arranged on a hydraulic sub-rod in the hydraulic part, two end rods arranged in the bearing base plate and a compression roller arranged on the end rods.
The present invention may be further configured in a preferred example to: the protection washer is close to one side of the gear ring and is provided with a circular groove, and the backing plates at the outer ends of the plurality of auxiliary sliding force arms are fit and attached in the circular groove.
The present invention may be further configured in a preferred example to: the pushing mechanism further comprises a limiting cover arranged on the auxiliary clamping head;
And a cylindrical concave hole is formed in the auxiliary chuck.
The present invention may be further configured in a preferred example to: the pushing mechanism further comprises two third vertical shafts movably arranged in the auxiliary chuck, a first vertical shaft and a second vertical shaft movably arranged in the main chuck, four groups of positioning clamps respectively arranged on the main chuck and the auxiliary chuck, and an auxiliary transmission assembly arranged on the main chuck;
The auxiliary transmission assembly consists of a chassis and a second motor.
The present invention may be further configured in a preferred example to: the third vertical shaft, the first vertical shaft and the second vertical shaft are provided with cross-shaped bulges;
the sleeve roller is internally provided with a jack which is adapted to the cross-shaped bulge;
Two driving gears are installed at the top of the first vertical shaft, one driven gear is installed at the top of the second vertical shaft, one driving gear is connected with the driven gear through chain transmission, and the other driving gear is connected with the second motor through chain transmission.
The present invention may be further configured in a preferred example to: the locking mechanism comprises a reinforcing screw rod penetrating into the auxiliary chuck and movably installed in the limiting cover, a sliding seat which is installed on the reinforcing screw rod in a threaded manner and located in an inner sliding way of the auxiliary chuck, two pull rods movably connected to the sliding seat, and four groups of upright posts respectively installed on the two pull rods.
The present invention may be further configured in a preferred example to: the upright post is adapted to penetrate into oval insertion holes of adjacent end plates of the main clamping head and the auxiliary clamping head;
the reinforcing screw rod penetrates through the column head outside the auxiliary chuck and is adapted to penetrate through the cylindrical concave hole inside the limit cover.
By adopting the technical scheme, the beneficial effects obtained by the invention are as follows:
1. According to the invention, the existing mode of clamping the head end or the tail end of the pin shaft is changed into the middle clamping mode, a platform for freely delivering the pin shaft in the horizontal direction is provided for the middle clamping pin shaft, and as the two ends of the pin shaft are processed simultaneously by the two groups of flat milling assemblies, the pin shaft which is clamped effectively can automatically rotate and simultaneously provide a driving force for the selective transverse movement of the two ends of the pin shaft, so that the two ends of the pin shaft are not blocked.
2. According to the invention, the static grinding component is arranged on the pin shaft during processing, after the two ends of the pin shaft clamped in the middle are processed, the raised burrs generated by drilling one end of the pin shaft can be contacted with the grinding component under the condition of self-rotation of the device, and the pressed grinding component can clean the burrs at the drilling part of the pin shaft at the moment, so that the potential safety hazard of workers caused by the pin shaft with the burrs is reduced.
Drawings
FIG. 1 is a schematic illustration of the present invention in use;
FIG. 2 is a partial perspective view of the present invention;
FIG. 3 is a schematic view of a carrying mechanism according to the present invention;
FIG. 4 is a schematic view of the grinding mechanism of the present invention;
FIG. 5 is a schematic view of a rotation-assisting mechanism according to the present invention;
FIG. 6 is an enlarged schematic view of the invention at A in FIG. 5;
FIG. 7 is a schematic diagram of FIG. 5 in accordance with the present invention;
FIG. 8 is a schematic view of a dispensing mechanism according to the present invention;
FIG. 9 is an enlarged schematic view of the present invention at B in FIG. 8;
Fig. 10 is a dispersion schematic of the locking mechanism of the present invention.
Reference numerals:
100. a carrying mechanism; 110. an outer frame; 120. a sliding assisting arm; 130. a transmission gear shaft; 140. a main transmission assembly; 150. a track;
200. a grinding mechanism; 210. a supporting plate; 220. a hydraulic member; 230. a bearing backing plate; 240. an end rod; 250. a press roller; 260. polishing the belt;
300. a rotation-assisting mechanism; 310. a gear ring; 320. a protective gasket; 330. a stud; 340. a nut;
400. A pushing mechanism; 410. a main chuck; 420. a secondary chuck; 430. positioning a clamp; 440. a third vertical axis; 450. a first vertical axis; 460. a second vertical axis; 470. sleeving rollers; 480. a secondary drive assembly; 490. a limit cover;
500. A locking mechanism; 510. reinforcing the screw rod; 520. a slide; 530. a pull rod; 540. a column;
600. and a pin shaft.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present invention and features in the embodiments may be combined with each other.
It is to be understood that this description is merely exemplary in nature and is not intended to limit the scope of the present invention.
The following describes a pin double-end milling device according to some embodiments of the present invention with reference to the accompanying drawings.
Embodiment one:
Referring to fig. 1 to 10, the double-end milling device for pin shafts provided by the invention comprises a pin shaft 600, a pushing mechanism 400 arranged outside the pin shaft 600, a locking mechanism 500 arranged on the pushing mechanism 400, a rotation assisting mechanism 300 arranged on the pushing mechanism 400, a bearing mechanism 100 arranged outside the rotation assisting mechanism 300 and a grinding mechanism 200 arranged on the bearing mechanism 100, wherein the bearing mechanism 100 is arranged on a processing platform, and two groups of milling components are arranged on the processing platform.
The bearing mechanism 100 comprises an outer frame 110, a sliding assisting arm 120, a transmission gear shaft 130, a main transmission assembly 140 and a crawler 150, the grinding mechanism 200 comprises a supporting plate 210, a hydraulic part 220, a bearing backing plate 230, an end rod 240, a pressing roller 250 and a grinding belt 260, the rotation assisting mechanism 300 comprises a gear ring 310, a protective washer 320, a stud 330 and a nut 340, the pushing mechanism 400 comprises a main chuck 410, a secondary chuck 420, a positioning clamp 430, a third vertical shaft 440, a first vertical shaft 450, a second vertical shaft 460, a sleeve roller 470, a secondary transmission assembly 480 and a limiting cover 490, and the locking mechanism 500 comprises a reinforcing screw 510, a sliding seat 520, a pull rod 530 and a vertical column 540.
The bearing mechanism 100 comprises an outer frame 110 and a plurality of sliding force assisting arms 120 arranged outside the outer frame 110;
grinding mechanism 200 includes a grinding belt 260 disposed on top of pin 600;
The rotation assist mechanism 300 includes a guard washer 320 and a gear ring 310 disposed outside the plurality of the assist levers 120, a stud 330 installed in the gear ring 310, and two nuts 340 installed on the stud 330;
The pushing mechanism 400 is used for regulating and controlling the transverse movement of the two ends of the pin 600, and the pushing mechanism 400 comprises a main chuck 410 arranged on the stud 330, a sub-chuck 420 arranged outside the main chuck 410, and four sleeve rollers 470 arranged on the two sides of the pin 600;
The locking mechanism 500 is used to lock the pushing mechanism 400.
Because a part of the pin shaft is required to be drilled with deep holes or to be provided with a sound groove, a spline, a hole punching and the like according to the regulations, the processing technology has the defects that the head end of the pin shaft is required to be clamped in advance, then the pin shaft tail end is replaced and clamped, the time consumption is increased in the process, meanwhile, the precision of the two ends of the pin shaft and the milling flat assembly is required to be calibrated for the second time, and the pin shaft clamped at the end is difficult to obtain fine grinding and deburring after processing when the characteristics of the sound groove, the spline, the hole punching and the like are added at the two ends of the pin shaft.
Therefore, after the pin 600 is clamped by the main chuck 410 and the auxiliary chuck 420 in the middle, four sleeve rollers 470 set up in the grooves on the inner sides of the main chuck 410 and the auxiliary chuck 420 are attached to two sides of the pin 600 along with the tightening of the locking mechanism 500, at this time, the two ends of the pin 600 clamped in the middle can be synchronously processed by two groups of flat milling components, and at the same time, the pin 600 suspended in the air can be driven by the gear ring 310 to realize central rotation, and the polishing belt 260 arranged on the bearing mechanism 100 is additionally provided with a sound groove, a spline, a punching and other characteristics according to one end or two ends of the pin 600, so that one or two grinding mechanisms 200 can be set up at two ends of the pin 600, and as the pin 600 is processed, the pin 600 in the rotation can be pressed and ground by one or two polishing belts 260 standing, thereby improving the integral process of the pin 600 from central processing to the fine die.
Embodiment two:
As shown in fig. 3 to 7, in addition to the first embodiment, the carrying mechanism 100 further includes a main transmission assembly 140 mounted on the outer frame 110 and a transmission gear shaft 130 mounted inside the outer frame 110 through a bearing;
The main transmission assembly 140 is composed of a hood and a first motor, and the first motor and the transmission gear shaft 130 are in transmission connection with a crawler belt 150.
The outer frame 110 is made of stainless steel, and two T-shaped supporting legs arranged on a processing platform are arranged on the outer frame 110.
The protection washer 320 is provided with a circular groove on one side close to the gear ring 310, and the backing plates at the outer ends of the plurality of auxiliary sliding arms 120 are fit and attached in the circular groove.
The protection gasket 320 is fixedly installed on one side of the gear ring 310 by utilizing a plurality of bolts, a plurality of auxiliary sliding arms 120 which are circumferentially distributed at the moment can be clamped in an annular gap between the gear ring 310 and the protection gasket 320, when two ends of the pin shaft 600 are processed by two groups of milling flat components, according to the rotation requirement of the pin shaft 600, the crawler 150 and the transmission gear shaft 130 can be driven by the operation of the second motor in the main transmission component 140, the gear ring 310 can be driven by the transmission gear shaft 130, and at the moment, the pin shaft 600 positioned in the middle of the gear ring 310 can be rotated without changing the precision of the milling flat components.
Embodiment III:
As shown in fig. 4 to 7, in addition to the first embodiment, the grinding mechanism 200 further includes a stay plate 210 mounted on the outer frame 110, a hydraulic member 220 mounted in the stay plate 210, a load-bearing pad 230 mounted on a hydraulic sub-rod inside the hydraulic member 220, two end rods 240 mounted in the load-bearing pad 230, and a pressing roller 250 mounted on the end rods 240.
When the two ends of the pin 600 are horizontally pushed, the hydraulic component 220 fixed in the supporting plate 210 pushes the bearing pad 230 outwards by the hydraulic sub-rod therein, and the two end rods 240 and the pressing roller 250 installed in the bearing pad 230 can drive the polishing belt 260 to move along the burr portion at one or both ends of the pin 600, and as the pin 600 is driven by the gear ring 310 at high speed, the one or two polishing belts 260 can precisely polish burrs generated by the grooves, the splines and the holes attached to the exterior of the pin 600.
Embodiment four:
Referring to fig. 7 to 9, in addition to the first embodiment, the pushing mechanism 400 further includes a limit cover 490 mounted on the sub-chuck 420, two third vertical shafts 440 movably mounted in the sub-chuck 420, first and second vertical shafts 450 and 460 movably mounted in the main chuck 410, four sets of positioning jigs 430 mounted on the main chuck 410 and the sub-chuck 420, respectively, and a sub-transmission assembly 480 mounted on the main chuck 410;
The sub-chuck 420 is internally provided with a cylindrical concave hole.
The secondary drive assembly 480 consists of a chassis and a second motor.
The third vertical shaft 440, the first vertical shaft 450 and the second vertical shaft 460 are provided with cross-shaped bulges;
The sleeve roller 470 is internally provided with a jack which is adapted to the cross-shaped bulge;
Two driving gears are installed at the top of the first vertical shaft 450, one driven gear is installed at the top of the second vertical shaft 460, and one driving gear is connected to the driven gear through a chain transmission, and the other driving gear is connected to the second motor through a chain transmission.
When the second motor in the auxiliary transmission assembly 480 operates, the second motor drives the first vertical shaft 450 through one chain, the first vertical shaft 450 drives the second vertical shaft 460 through the other chain, at this time, the first vertical shaft 450 and the second vertical shaft 460 which rotate in the same direction can be matched with the two sleeve rollers 470 to transversely push the pin shaft 600 in clamping, at this time, the pin shaft 600 which is transversely pushed can be matched with the two groups of flat milling assemblies to carry out deep processing, the processing efficiency of the pin shaft 600 is improved on the premise of not stopping the equipment, and meanwhile, the centering precision of the pin shaft 600 and the two groups of flat milling assemblies is not changed.
Fifth embodiment:
Referring to fig. 7 to 10, in the first embodiment, the locking mechanism 500 includes a reinforcing screw 510 penetrating into the sub-chuck 420 and movably mounted in the limit cap 490, a sliding seat 520 screwed on the reinforcing screw 510 and located in an inner slide of the sub-chuck 420, two tie rods 530 movably connected to the sliding seat 520, and four sets of posts 540 respectively mounted on the two tie rods 530.
The posts 540 fit into oval shaped receptacles through adjacent end plates of the primary and secondary collets 410, 420;
The reinforcing screw 510 penetrates through the column head outside the sub-chuck 420 and is matched and penetrated into the cylindrical concave hole inside the limit cover 490.
By installing four sets of upright posts 540 in four adjacent end plates of the main chuck 410 and the auxiliary chuck 420 respectively, when the hexagonal ends at the outer ends of the reinforcing screw rods 510 are driven by a wrench and rotate anticlockwise, the sliding seat 520 stretches outwards along the outer parts of the reinforcing screw rods 510, the sliding way in the auxiliary chuck 420 limits and guides the sliding movement of the sliding seat 520, the two pull rods 530 continuously tighten the four sets of upright posts 540 along with the continuous movement of the sliding seat 520, the main chuck 410 and the auxiliary chuck 420 after being overlapped can actively clamp the pin shaft 600, the pin shaft 600 positioned in the four sleeve rollers 470 can be centered, and meanwhile, the two sets of flat milling components cannot be disturbed and blocked.
The working principle and the using flow of the invention are as follows: the limiting cover 490 is assembled outside the reinforcing screw 510 in advance, the limiting cover 490 is fixedly mounted on the sub-chuck 420 by bolts, at this time, the sliding seat 520 movably mounted outside the reinforcing screw 510 is adapted to be mounted in a slide way inside the sub-chuck 420, the sliding seat 520 is respectively connected with two sets of upright posts 540 by two pull rods 530, the two sets of upright posts 540 penetrate into holes of the end plates of the main chuck 410 and the sub-chuck 420 after superposition, the sliding seat 520 simultaneously drives the two pull rods 530 to extend outwards along with the anticlockwise rotation of the reinforcing screw 510, at the same time, the two sets of upright posts 540 are pressed to lock the main chuck 410 and the sub-chuck 420 after superposition, the four sets of positioning clamps 430 are respectively fixedly mounted on the main chuck 410 and the sub-chuck 420 by bolts, wherein the two sets of positioning clamps 430 lock the two third vertical shafts 440 in the sub-chuck 420, the other two sets of positioning clamps 430 lock the first vertical shaft 450 and the second vertical shaft 460 in the main clamping head 410 respectively, at this time, four sleeve rollers 470 are movably installed on the two third vertical shafts 440, the first vertical shaft 450 and the second vertical shaft 460 respectively, the pin shaft 600 is positioned and clamped by the four sleeve rollers 470, then the main clamping head 410 is fixedly installed on the bracket inside the gear ring 310 by using the two studs 330 and the nuts 340 until the fixed pushing mechanism 400 is parallel in the horizontal direction, the protective washers 320 fixed outside the gear ring 310 by bolts are clamped outside the plurality of sliding-assisting arms 120, at this time, the hydraulic part 220 fixed on the outer frame 110 by the supporting plate 210 is fixedly installed on the hydraulic sub-rod inside the hydraulic part, the two pressing rollers 250 are installed on the bearing backing plate 230 by the two end rods 240, at this time, the polishing belt 260 assembled on the two pressing rollers 250 is tightly pressed on the top of the pin shaft 600;
When in use, when the milling and flattening assembly arranged on the processing platform cuts and drills two ends of the pin shaft 600, the first motor in the main transmission assembly 140 operates, the internal transmission shaft of the first motor is matched with the caterpillar band 150 to transmit the transmission gear shaft 130, and then the transmission gear shaft 130 is matched with the gear ring 310, at the moment, the whole pushing mechanism 400 fixed on the inner wall bracket of the gear ring 310 can rotate the clamped pin shaft 600 along the middle parts of the two milling and flattening assemblies, at the moment, the device can avoid the problem that the conventional pin shaft 600 is blocked by the milling and flattening assembly when the pin shaft 600 is processed and assisted by rotation, meanwhile, during the milling and flattening process of the pin shaft 600, the first vertical shaft 450 and the second vertical shaft 460 which are driven by two chains are matched with the two third vertical shafts 440 are transversely delivered to the clamped pin shaft 600, at the moment, the centrally clamped pin shaft 600 can be offset and adjusted according to the requirements of processing at two ends, and the continuously high-speed rotating gear ring 310 can be matched with the pushing mechanism 400 to assist the pin shaft 600 after the hole at one end of the pin shaft 600 is drilled, and the pin shaft 600 can be processed and polished by the static and the pressed belt of the pin shaft 600 can be polished and polished.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (10)
1. The double-end milling and flattening device for the pin shaft comprises the pin shaft (600) and is characterized by further comprising a pushing mechanism (400) arranged outside the pin shaft (600), a locking mechanism (500) arranged on the pushing mechanism (400), a rotation assisting mechanism (300) arranged on the pushing mechanism (400), a bearing mechanism (100) arranged outside the rotation assisting mechanism (300) and a grinding mechanism (200) arranged on the bearing mechanism (100), wherein the bearing mechanism (100) is arranged on a processing platform, and two groups of milling and flattening components are arranged on the processing platform;
the bearing mechanism (100) comprises an outer frame (110) and a plurality of sliding assisting arms (120) arranged outside the outer frame (110);
The rotation assisting mechanism (300) comprises a protection washer (320) and a gear ring (310) which are arranged outside a plurality of sliding assisting arms (120), a stud (330) arranged in the gear ring (310) and two nuts (340) arranged on the stud (330);
The pushing mechanism (400) is used for regulating and controlling the transverse movement of the two ends of the pin shaft (600), and the pushing mechanism (400) comprises a main chuck (410) arranged on the stud (330), a secondary chuck (420) arranged outside the main chuck (410) and four sleeve rollers (470) arranged on the two sides of the pin shaft (600);
the locking mechanism (500) is used for locking the pushing mechanism (400).
2. The pin double-end milling device according to claim 1, wherein the bearing mechanism (100) further comprises a main transmission assembly (140) mounted on the outer frame (110) and a transmission gear shaft (130) mounted inside the outer frame (110) through a bearing;
The main transmission assembly (140) consists of a hood and a first motor, and the first motor and the transmission gear shaft (130) are in transmission connection with a crawler belt (150).
3. The pin double-end milling device according to claim 1, wherein two T-shaped supporting legs arranged on the processing platform are arranged on the outer frame (110).
4. The double-end milling device of the pin shaft according to claim 1, wherein the grinding mechanism (200) comprises a supporting plate (210) installed on the outer frame (110), a hydraulic part (220) installed in the supporting plate (210), a bearing pad (230) installed on a hydraulic sub-rod in the hydraulic part (220), two end rods (240) installed in the bearing pad (230), a pressing roller (250) installed on the end rods (240) and a polishing belt (260) arranged on the top of the pin shaft (600).
5. The double-end milling device of the pin shaft according to claim 1, wherein a circular groove is formed on one side, close to the gear ring (310), of the protection gasket (320), and backing plates at the outer ends of the plurality of sliding assisting force arms (120) are fit and attached in the circular groove.
6. The pin double-ended milling apparatus of claim 1, wherein the pushing mechanism (400) further comprises a limit cap (490) mounted on the secondary chuck (420);
the inside of the auxiliary chuck (420) is provided with a cylindrical concave hole.
7. The pin double-ended milling apparatus of claim 1, wherein the pushing mechanism (400) further comprises two third vertical shafts (440) movably mounted in the sub-chuck (420), a first vertical shaft (450) and a second vertical shaft (460) movably mounted in the main chuck (410), four sets of positioning jigs (430) respectively mounted on the main chuck (410) and the sub-chuck (420), and a sub-transmission assembly (480) mounted on the main chuck (410);
The auxiliary transmission assembly (480) consists of a chassis and a second motor.
8. The pin double-end milling device according to claim 7, wherein cross-shaped protrusions are formed on the third vertical shaft (440), the first vertical shaft (450) and the second vertical shaft (460);
The sleeve roller (470) is internally provided with a jack which is adapted to the cross-shaped bulge;
Two driving gears are mounted on the top of the first vertical shaft (450), one driven gear is mounted on the top of the second vertical shaft (460), one driving gear is connected to the driven gear through chain transmission, and the other driving gear is connected to the second motor through chain transmission.
9. The pin double-end milling device according to claim 1, wherein the locking mechanism (500) comprises a reinforcing screw (510) penetrating into the sub-chuck (420) and movably mounted in the limit cover (490), a sliding seat (520) screwed on the reinforcing screw (510) and located in an inner sliding way of the sub-chuck (420), two pull rods (530) movably connected on the sliding seat (520), and four groups of upright posts (540) respectively mounted on the two pull rods (530).
10. The pin double-ended milling apparatus of claim 9, wherein said post (540) fits into an oval receptacle of adjacent end plates of the primary (410) and secondary (420) collets;
The reinforcing screw rod (510) penetrates through the column head outside the auxiliary chuck (420) and is matched with the column head inside the limit cover (490).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410769068.XA CN118321927B (en) | 2024-06-14 | 2024-06-14 | Pin shaft double-end milling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410769068.XA CN118321927B (en) | 2024-06-14 | 2024-06-14 | Pin shaft double-end milling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118321927A true CN118321927A (en) | 2024-07-12 |
| CN118321927B CN118321927B (en) | 2024-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410769068.XA Active CN118321927B (en) | 2024-06-14 | 2024-06-14 | Pin shaft double-end milling device |
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| Country | Link |
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| CN (1) | CN118321927B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118528146A (en) * | 2024-07-24 | 2024-08-23 | 丰县翼虎精密零部件有限公司 | A kind of rear axle reinforcement ring rolling and fine grinding device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209157690U (en) * | 2018-11-05 | 2019-07-26 | 铜陵长江电动工具二厂 | Elongated mandrel mills flat reversing arrangement |
| CN217617965U (en) * | 2021-12-23 | 2022-10-21 | 江苏沃得农业机械配件制造有限公司 | Flat frock is milled to round pin axle class part |
| CN220407896U (en) * | 2023-04-12 | 2024-01-30 | 江苏沃得农业机械配件制造有限公司 | Pin shaft milling tool |
| CN221088064U (en) * | 2023-09-27 | 2024-06-07 | 郑州锋森机械有限公司 | Efficient pin shaft flat milling clamp |
-
2024
- 2024-06-14 CN CN202410769068.XA patent/CN118321927B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209157690U (en) * | 2018-11-05 | 2019-07-26 | 铜陵长江电动工具二厂 | Elongated mandrel mills flat reversing arrangement |
| CN217617965U (en) * | 2021-12-23 | 2022-10-21 | 江苏沃得农业机械配件制造有限公司 | Flat frock is milled to round pin axle class part |
| CN220407896U (en) * | 2023-04-12 | 2024-01-30 | 江苏沃得农业机械配件制造有限公司 | Pin shaft milling tool |
| CN221088064U (en) * | 2023-09-27 | 2024-06-07 | 郑州锋森机械有限公司 | Efficient pin shaft flat milling clamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118528146A (en) * | 2024-07-24 | 2024-08-23 | 丰县翼虎精密零部件有限公司 | A kind of rear axle reinforcement ring rolling and fine grinding device |
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| Publication number | Publication date |
|---|---|
| CN118321927B (en) | 2024-10-11 |
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