CN114714126B - Tool magazine speed reducer - Google Patents
Tool magazine speed reducer Download PDFInfo
- Publication number
- CN114714126B CN114714126B CN202210633207.7A CN202210633207A CN114714126B CN 114714126 B CN114714126 B CN 114714126B CN 202210633207 A CN202210633207 A CN 202210633207A CN 114714126 B CN114714126 B CN 114714126B
- Authority
- CN
- China
- Prior art keywords
- section
- bearing
- rod
- wheel
- bevel gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- 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
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of machine tool equipment, in particular to a tool magazine speed reducer which comprises an input rod, an input rod quick-release connecting shaft device, an output wheel, an automatic dismounting device and a box shell, wherein the output wheel is rotatably fixed on the box shell, a plurality of roller assemblies are rotatably connected to the circumference of the output wheel, and the plurality of roller assemblies are arranged at equal angles.
Description
Technical Field
The invention relates to the technical field of machine tool equipment, in particular to a tool magazine speed reducer.
Background
A transmission mechanism of a machining center disc tool magazine generally uses more than 20-bit tools, the tools are arranged in a tool sleeve of a chain, when a plurality of different tools are used, the tool magazine needs to rotate and position accurately and quickly, and the mechanism adopts servo transmission. The existing servo transmission structure comprises a turbine worm speed reducer, a servo motor, a mechanism body, a driving gear, a bearing, a nut, a rotating shaft, a spacer bush, a driven gear, an upper mounting frame and a lower mounting frame. The worm gear speed reducer is fixed on the mechanism body through the upper support and the lower support, the servo motor is installed on the worm gear speed reducer, and the rotating shaft is fixed on the mechanism body. When the tool magazine needs to rotate, the servo motor rotates, and the worm gear speed reducer drives the tool magazine to rotate.
The structure principle among the original turbine worm speed reducer has leaded to between turbine and the worm because of the must of friction emergence wearing and tearing, can lead to between turbine tooth and the worm tooth because wearing and tearing produce the striking with the worm tooth, causes abnormal sound, still can lead to the precision to descend when serious, and the product yields reduces the scheduling problem, again because machining center's structure integrated level is high, changes the turbine worm and often need to pull down the back with whole speed reducer just can maintain turbine and worm, and the degree of difficulty is high.
Disclosure of Invention
The purpose of the invention is: the defects in the prior art are overcome, and the tool magazine speed reducer which is not easy to wear and easy to disassemble and assemble is provided.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a tool magazine speed reducer comprises an input rod assembly, an input rod quick-release connecting shaft device, an output wheel assembly, an automatic dismounting device and a box shell, wherein the output wheel assembly is rotatably fixed on the box shell and comprises an output wheel and a plurality of rotatable roller components which are positioned on the circumference of the output wheel, and the plurality of roller components are arranged at equal angles;
the input rod assembly is rotatably and detachably connected to the box shell and comprises a contact pipe, the contact pipe is cylindrical, spiral blades are fixedly connected to the circumference of the contact pipe, the spiral scanning sections of the spiral blades are rectangular, the spiral intervals of the spiral blades are larger than the diameter of the roller assembly, and the spiral blades are in contact connection with the roller assembly;
the input rod quick-release connecting shaft device is detachably connected with one end of the input rod assembly;
the automatic dismounting device is fixed inside the box shell and comprises clamping jaws and a power device, the clamping jaws are horizontally arranged, and the axis of the input rod assembly is positioned on the central horizontal plane of the clamping jaws;
the clamping jaw comprises two clamping pieces and a clamping jaw electric cylinder, the two clamping pieces are respectively and vertically fixedly connected to two piston rods of the clamping jaw electric cylinder, and the clamping pieces are C-shaped;
the power device comprises a first electric cylinder, a rotating platform and a first motor, the tail end of the electric cylinder of the clamping jaw is fixedly connected with the first electric cylinder, the lower surface of the first electric cylinder is fixedly connected onto the rotating platform, and the first motor is fixedly connected onto the rotating platform.
Furthermore, the contact tube comprises locking sections positioned at two ends and a sliding section positioned in the middle, the inner diameter of each locking section is larger than that of the sliding section, internal threads are arranged on the inner wall of each locking section, a linear sliding groove is formed in the inner wall of each sliding section, and vent holes penetrating through the inside and the outside of the tube are formed in the side wall of each sliding section;
the input rod assembly further comprises two rotating rods, two sealing covers and a first spring, the first spring is arranged in the sliding section, and the length of the first spring is smaller than that of the sliding section;
the rotating rods are cylindrical rods, sliding strips matched with the linear sliding grooves are arranged on the side walls of the insertion ends of the rotating rods, check rings are fixedly connected to the side walls of the rotating rods, the end faces of the insertion ends of the two rotating rods are respectively in contact connection with the two ends of the first spring, and the radius of each rotating rod is equal to the radius of an inscribed circle of the inner surface of the clamping piece;
the closing cap includes locking pipe and shrouding, the shrouding is the external diameter and the plectane that the contact pipe external diameter equals, the shrouding is coaxial with the locking pipe, the external diameter of locking pipe equals the internal diameter of locking section, be provided with the external screw thread on the external diameter of locking pipe, the external screw thread with the internal thread phase-match, the closing cap is opened along the axis direction has the through-hole, the aperture of through-hole equals the external diameter of bull stick, the closing cap passes through thread detachable and fixes the both ends of contact pipe.
Furthermore, one of the two rotating rods is a first rotating rod, the other rotating rod is a second rotating rod, the rotating rods are rotatably connected with the box shell through a first bearing and a second bearing respectively, and the first rotating rod extends out of the first bearing and is detachably connected with the input rod quick-release connecting shaft device.
Furthermore, the input rod quick-release connecting shaft device comprises a transmission rod, a quick-release sleeve, a locking sleeve, a second spring, a transmission device and a driving device, wherein the quick-release sleeve is fixedly sleeved at the front end of the transmission rod, the quick-release sleeve and the locking sleeve can be elastically deformed through mutual extrusion, the inner diameter of the front end of the quick-release sleeve in a natural state is greater than or equal to the outer diameter of the first rod, the quick-release sleeve comprises a first section and a second section from front to back, the outer diameter of the first section is greater than that of the second section, and the first section and the second section are in smooth transition through a conical surface;
the locking sleeve is sleeved outside the quick release sleeve, the inner diameter of the locking sleeve in a natural state is smaller than the outer diameter of the first section in the natural state, and the tail end of the locking sleeve is fixedly connected in the fixing sleeve;
the tail end of the transmission rod is connected with the transmission device, and the transmission device is connected with the driving device.
Furthermore, the transmission device comprises a bevel gear and a bevel gear, the bevel gear is sleeved at the rear section of the transmission rod, the bevel gear is meshed with the bevel gear, the bevel gear is connected with the power source, the driving device comprises an unlocking cylinder, the unlocking cylinder is arranged on one side, away from the input rod assembly, of the bevel gear, a piston rod of the unlocking cylinder faces the bevel gear, the axis of the piston rod is parallel to the axis of the bevel gear, the distance between the bevel gear and the piston rod is smaller than the maximum stroke of the unlocking cylinder, and the distance between the bevel gear and the unlocking cylinder is larger than 0.
Further, the fixed sleeve is sleeved with a third bearing, the tail section of the transmission rod is sleeved with a fourth bearing, the third bearing and the fourth bearing are connected with a bottom plate through a third bearing seat and a fourth bearing seat, the transmission rod is provided with a separation blade, the separation blade is located between the third bearing and the fourth bearing, the transmission rod is sleeved with a second spring, and two ends of the second spring are respectively connected with the third bearing seat and the separation blade.
Further, the output wheel comprises a wheel body, a first connecting column is connected to one end face of the wheel body, the first connecting column is rotatably connected with the case shell through a bearing six, a plurality of radial first blind holes are formed in the side wall of the wheel body, the first blind holes comprise a sliding section close to the circle center and a containing section far away from the circle center, the inner diameter of the containing section is larger than that of the sliding section, the number of the first blind holes is equal to that of the roller assemblies, the roller assemblies are inserted in the first blind holes, each roller assembly comprises a roller shaft, a fifth bearing is sleeved on the upper section of the roller shaft, two snap spring grooves are formed in the roller shaft, the roller shaft is connected with two snap springs through the two snap spring grooves, the two snap springs are respectively located on two sides of the fifth bearing, a rubber tube is sleeved outside the fifth bearing, and the outer diameter of the roller shaft is smaller than or equal to the inner diameter of the sliding section, the inner diameter of the accommodating section is larger than the outer diameter of the rubber tube, the length of the accommodating section is larger than or equal to the thickness of the bearing five, and the length of the accommodating section is larger than or equal to the length of the rubber tube.
Furthermore, another end face of the wheel body is provided with a second blind hole, the second blind hole is coaxial with the wheel body, the bottom surface of the second blind hole is coplanar with the plane where a plurality of first blind hole axes are located, the second blind hole is not intersected with the storage section of the first blind hole, the output wheel assembly further comprises a side cover, the outer diameter of the side cover is equal to the inner diameter of the second blind hole, a plurality of waist-shaped holes are formed in the side cover, the waist-shaped holes are arranged at equal angles, the number of the waist-shaped holes is equal to the number of the roller components, each waist-shaped hole comprises a first arc surface and a second arc surface at two ends, the bottom end of the roller shaft is fixedly connected with a sliding column, the sliding column is perpendicular to the roller shaft and penetrates into the waist-shaped holes, when the axis of the sliding column is collinear with the axis of the first arc surface, the distance from the lower surface of the fifth bearing to the axis of the wheel body is larger than or equal to the radius of the wheel body, when the axis of the sliding column is collinear with the axis of the second arc surface, the distance from the upper surface of the fifth bearing to the axis of the wheel body is smaller than or equal to the radius of the wheel body.
Furthermore, one side, far away from the wheel body, of the side cover is fixedly connected with a connecting column II, the connecting column II is coaxial with the side cover, one end, close to the wheel body, of the connecting column II is sleeved with a bearing seventh, the bearing seventh is connected with the box shell, one end, far away from the wheel body, of the connecting column II is sleeved with a synchronizing wheel I, the synchronizing wheel I is meshed with the synchronizing wheel II, the synchronizing wheel II is fixedly connected with a motor II, the tail end of the motor II is fixedly connected with a clutch cylinder, and the clutch cylinder can drive the motor II and the synchronizing wheel II to do axial linear motion, so that meshing and separation of the synchronizing wheel II and the synchronizing wheel I are realized;
the side walls of the first synchronizing wheel and the second synchronizing wheel are respectively connected with a plurality of meshing blocks in an equal angle mode, each meshing block is a pentagonal prism and comprises two adjacent right-angle edges, the opposite edges of the surfaces between the right-angle edges are acute-angle edges, the angles of the remaining two edges are equal, the acute-angle edges of the meshing blocks on the first synchronizing wheel are far away from the wheel body, and the acute-angle edges of the meshing blocks on the second synchronizing wheel face the wheel body.
The technical scheme adopted by the invention has the beneficial effects that:
1. the invention solves the problem that the worm wheel and the worm are not easy to replace due to friction damage, and greatly reduces the problem of precision reduction caused by abrasion between the worm wheel and the worm by changing sliding friction into rolling friction through the roller wheel assembly.
2. According to the invention, the input rod which plays a role of a worm can be automatically replaced through the input rod quick-release connecting shaft device and the automatic dismounting device, so that the replacement difficulty is reduced.
3. The roller assembly can be retracted through the rotation of the sealing cover, the interference between the input rod and the roller assembly during the disassembly and the installation is avoided, and the disassembly and assembly difficulty of the input rod is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein
FIG. 1 is a schematic view of an angle of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a schematic view of the construction of the enclosure of the present invention;
FIG. 4 is a schematic view of another angle configuration of the enclosure of the present invention;
FIG. 5 is a schematic structural view of a bottom view of the present invention;
FIG. 6 is an exploded view of the input rod and output wheel of the present invention;
FIG. 7 is a schematic view of the output wheel of the present invention;
FIG. 8 is a cross-sectional view of the input lever and output wheel of the present invention;
FIG. 9 is a cross-sectional view of an input lever according to the present invention;
FIG. 10 is a schematic view of the contact tube of the present invention;
FIG. 11 is a top view of the input lever and output wheel of the present invention;
FIG. 12 is a schematic view of the quick release coupling device of the input lever according to the present invention;
FIG. 13 is a schematic view of the input lever quick release coupling mechanism of the present invention during locking;
FIG. 14 is a schematic structural view of the input lever quick release coupling device of the present invention when unlocked.
1. An output wheel assembly; 11. an output wheel; 111. a wheel body; 1111. a second blind hole; 1112. a storage section; 1113. a slipping section; 112. connecting a column I; 12. a side cover; 121. connecting a second column; 122. a waist-shaped hole; 13. a roller assembly; 131. a roller shaft; 132. a fifth bearing; 133. a rubber tube; 134. a clamp spring; 14. a sixth bearing; 15. a seventh bearing; 16. a first synchronizing wheel; 17. a second synchronizing wheel; 18. a second motor; 2. an input rod assembly; 21. a contact tube; 211. a helical blade; 212. a chute; 213. a locking section; 214. a vent hole; 22. a first spring; 23. sealing the cover; 24. a first rod; 25. a second rod; 26. a first bearing; 27. a second bearing; 28. a retainer ring; 29. a slide bar; 3. an automatic disassembling device; 31. a clip; 32. a clamping jaw electric cylinder; 33. a first electric cylinder; 34. a first motor; 35. rotating the platform; 4. the input rod quick-release connecting shaft device; 41. unlocking the cylinder; 42. a bearing seat IV; 43. a bearing seat III; 44. a bearing IV; 45. a third bearing; 46. a second spring 47 and a fixed sleeve; 48. a locking sleeve; 49. a quick release sleeve; 410. a transmission rod; 5. a cabinet housing; 51. a power source; 52. a bevel gear; 53. a bevel gear.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention. The present invention is described in detail by using schematic structural diagrams and the like, which are only examples and should not limit the protection scope of the present invention. In addition, the actual manufacturing process should include three-dimensional space of length, width and depth.
Referring to fig. 1-14, a tool magazine speed reducer comprises an input rod assembly 2, an input rod quick-release coupling device 4, an output wheel assembly 1, an automatic dismounting device 3 and a case shell 5, wherein the output wheel assembly 1 is rotatably fixed on the case shell 5, the output wheel assembly 1 comprises an output wheel 11 and a plurality of rotatable roller assemblies 13 positioned on the circumference of the output wheel 11, and the plurality of roller assemblies 13 are arranged at equal angles; the input lever assembly 2 functions as a worm in the present invention, and the output wheel assembly 1 functions as a worm wheel.
The input rod assembly 2 is rotatably and detachably connected to the box shell 5, the input rod assembly 2 comprises a contact tube 21, a helical blade 211 is connected to the circumference of the outer wall of the contact tube 21, the helical scanning section of the helical blade 211 is rectangular, the helical pitch of the helical blade 211 is larger than the diameter of the roller assembly 13, the helical blade 211 is in contact connection with the roller assembly 13, so that the helical blade 211 is in contact connection with the roller assembly 13 only at one point instead of two points, the rolling friction efficiency between the roller assembly 13 and the helical blade 211 is improved, and the helical blade 211 is in contact connection with the roller assembly 13;
the input rod quick-release connecting shaft device 4 is detachably connected with one end of the input rod assembly 2, power is transmitted to the input rod assembly 2 through the input rod quick-release connecting shaft device 4, and the input rod assembly 2 and the power source 51 can be conveniently disconnected through the input rod quick-release connecting shaft device 4;
the automatic dismounting device 3 is fixed inside the box shell 5, the automatic dismounting device 3 comprises a clamping jaw and a power device, the clamping jaw is horizontally arranged, the axis of the input rod assembly 2 is located on the horizontal plane of the center of the clamping jaw, so that the clamping jaw can directly clamp the input rod assembly 2 without height adjustment, and the automatic dismounting device 3 can automatically replace a contact pipe 21 in the input rod assembly 2;
referring to fig. 2, the clamping jaw includes two clamping pieces 31 and a clamping jaw electric cylinder 32, the two clamping pieces 31 are respectively and vertically fixedly connected to two piston rods of the clamping jaw electric cylinder 32, the clamping pieces 31 are C-shaped, and the clamping jaw electric cylinder 32 is matched with the clamping pieces 31 to enable the clamping jaw to perform clamping and releasing actions;
referring to fig. 2, the power device includes a first electric cylinder 33, a rotating platform 35 and a first motor 34, the tail end of the electric clamping jaw cylinder 32 is fixedly connected with the first electric cylinder 33, the lower surface of the first electric cylinder 33 is fixedly connected to the rotating platform 35, the first motor 34 is fixedly connected to the rotating platform 35, the first electric cylinder 33 can enable the clamping jaw to extend and retract, and the rotating platform 35 and the first motor 34 enable the clamping jaw to rotate perpendicular to a horizontal plane.
The invention solves the problem that the worm wheel and the worm are not easy to replace due to friction damage, and the problem of precision reduction caused by abrasion between the worm wheel and the worm is greatly reduced by changing the sliding friction between the worm wheel and the worm originally into rolling friction through the roller wheel assembly 13.
Because the structure of the output wheel assembly 1 serving as the turbine is complex, the input rod assembly 2 is difficult to replace manually, and the power cut-off and automatic replacement of the input rod assembly 2 are realized through the input rod quick-release connecting shaft device 4 and the automatic dismounting device 3, so that the replacement difficulty is reduced.
Referring to fig. 9-10, the contact tube 21 includes locking sections 213 at two ends and a sliding section in the middle, the inner diameter of the locking section 213 is larger than that of the sliding section, an inner thread is disposed on the inner wall of the locking section 213, a linear sliding groove 212 is disposed on the inner wall of the sliding section, and a vent hole 214 penetrating the inside and outside of the tube is disposed on the side wall of the sliding section;
the vent 214 effectively avoids this problem, as the inability to vent air from the middle of the contact tube makes it difficult to move the first and second rods 24 and 25 simultaneously toward the center.
The input rod assembly 2 further comprises two rotating rods, two sealing covers 23 and a first spring 22, the first spring 22 is arranged in the sliding section, and the length of the first spring 22 is smaller than that of the sliding section;
the rotating rods are cylindrical rods, sliding strips 29 matched with the linear sliding grooves 212 are arranged on the side walls of the insertion ends of the rotating rods, check rings 28 are fixedly connected to the side walls of the rotating rods, the end faces of the insertion ends of the two rotating rods are respectively in contact connection with the two ends of the first spring 22, and the radius of each rotating rod is equal to that of an inscribed circle of the inner surface of the clamping piece 31;
the sliding strip 29 can prevent the contact tube 21 and the connecting rod from rotating relatively, so that the loss of power is reduced when the connecting rod is transmitted to the contact tube 21, and meanwhile, the sliding strip 29 is blocked by the sealing cover 23, so that the connecting rod can be prevented from sliding out of the contact tube 21, and the function of limiting the axial maximum stroke of the connecting rod is achieved.
The closing cap 23 includes locking pipe and shrouding, the shrouding is the external diameter and the plectane that contacts 21 external diameters and equals, the shrouding is coaxial with the locking pipe, the external diameter of locking pipe equals the internal diameter of locking section 213, be provided with the external screw thread on the external diameter of locking pipe, the external screw thread with the internal thread phase-match, closing cap 23 is opened along the axis direction has the through-hole, the aperture of through-hole equals the external diameter of bull stick, closing cap 23 passes through the screw thread detachable to be fixed contact 21's both ends.
Referring to fig. 4, 9 and 12, one of the two rotating rods is a first rod 24, the other rotating rod is a second rod 25, the rotating rods are rotatably connected with the box shell 5 through a first bearing 26 and a second bearing 27 respectively, and the first rod 24 extends out of the first bearing 26 and is detachably connected with the input rod quick-release connecting shaft device 4.
Referring to fig. 12 to 14, the input rod quick release coupling device 4 includes a transmission rod 410, a quick release sleeve 49, a lock sleeve 48, a second spring 46, a transmission device and a driving device, the quick release sleeve 49 is fixedly sleeved 47 at the front end of the transmission rod 410, the quick release sleeve 49 and the lock sleeve 48 can be elastically deformed by mutual extrusion, the inner diameter of the front end of the quick release sleeve 49 in a natural state is greater than or equal to the outer diameter of the first rod 24, the quick release sleeve 49 includes a first segment and a second segment from front to back, the outer diameter of the first segment is greater than that of the second segment, and the first segment and the second segment are in smooth transition through a conical surface;
the smooth transition between the first and second sections enables the front end of the locking sleeve 48 to slide smoothly on the outer walls of the first and second sections.
The locking sleeve 48 is sleeved outside the quick release sleeve 49, the inner diameter of the locking sleeve 48 in a natural state is smaller than the outer diameter of the first section in a natural state, and the tail end of the locking sleeve 48 is fixedly connected in the fixing sleeve 47;
when the front end of the locking sleeve 48 is sleeved on the first section, the inner diameter of the front end of the quick release sleeve 49 is smaller than the outer diameter of the first rod 24 due to extrusion of the locking sleeve 48, at the moment, the locking sleeve 48 is locked with the first rod 24, and power can be transmitted to the first rod 24 through the transmission rod 410;
when the front end of the locking sleeve 48 is sleeved on the second section, the inner diameter of the front end of the quick release sleeve 49 is in a natural state, at this time, the inner diameter of the front end of the quick release sleeve 49 is larger than or equal to the outer diameter of the first rod 24, at this time, the locking sleeve 48 and the first rod 24 are not locked, and the first rod 24 can be easily pulled out of the locking sleeve 48.
The tail end of the transmission rod 410 is connected with the transmission device, and the transmission device is connected with the driving device.
Referring to fig. 12, the transmission device includes a bevel gear 53 and a bevel gear 52, the bevel gear 53 is sleeved on the rear section of the transmission rod 410, the bevel gear 53 is engaged with the bevel gear 52, the bevel gear 52 is connected with the power source 51, the driving device includes an unlocking cylinder 41, the unlocking cylinder 41 is disposed on one side of the bevel gear 53 away from the input rod assembly 2, a piston rod of the unlocking cylinder 41 faces the bevel gear 53, an axis of the piston rod is parallel to an axis of the bevel gear 53, a distance between the bevel gear 53 and the piston rod is smaller than a maximum stroke of the unlocking cylinder 41, and a distance between the bevel gear 53 and the unlocking cylinder 41 is greater than 0. That is, the unlocking cylinder 41 is extended to eject the driving rod 410 by a distance without contacting the bevel gear 53 when retracted, thereby preventing the bevel gear 53 from being rotated and rubbing against the unlocking cylinder 41.
The flow order of the power is: the power source 51, the bevel gear 52, the bevel gear 53, the transmission rod 410, the quick release sleeve 49, the first rod 24, the contact pipe 21 and the output wheel 11.
The unlocking cylinder 41 is used for realizing the connection and disconnection of the first rod 24 and the locking sleeve 48. When the unlocking cylinder 41 is not extended, the front end of the locking sleeve 48 is located on the first segment, at this time, the first rod 24 and the quick release sleeve 49 cannot rotate relatively, and power can flow from the quick release sleeve 49 to the first rod 24;
when the piston rod of the unlocking cylinder 41 extends out to push the bevel gear 53 forwards, the bevel gear 53 drives the transmission rod 410 forwards, the transmission rod 410 drives the quick release sleeve 49 forwards, at the moment, the front end of the locking sleeve 48 is positioned on the second section, the first rod 24 and the quick release sleeve 49 can rotate relatively, power cannot flow from the quick release sleeve 49 to the first rod 24, and meanwhile, the first rod 24 can be easily drawn out from the quick release sleeve 49.
Referring to fig. 12, a third bearing 45 is sleeved outside a fixed sleeve 47, a fourth bearing 44 is sleeved outside a tail section of the transmission rod 410, the third bearing 45 and the fourth bearing 44 are connected with a bottom plate through a third bearing seat 43 and a fourth bearing seat 42, a blocking piece is arranged on the transmission rod 410 and located between the third bearing 45 and the fourth bearing 44, a second spring 46 is sleeved outside the transmission rod 410, and two ends of the second spring 46 are respectively connected with the third bearing seat 43 and the blocking piece.
When the piston rod of the unlocking cylinder 41 is retracted, the transmission rod 410 can realize the homing action under the action of the spring.
Referring to fig. 6 to 8, the output wheel 11 includes a wheel body 111, one end surface of the wheel body 111 is connected with a first connecting column 112, the first connecting column 112 is rotatably connected with the case 5 through a sixth bearing 14, the first connecting column 112 is used for outputting power, a plurality of first blind holes in a radial direction are formed in a side wall of the wheel body 111, the first blind holes include a sliding section 1113 close to a circle center and a containing section 1112 far from the circle center, an inner diameter of the containing section 1112 is larger than an inner diameter of the sliding section 1113, the number of the first blind holes is equal to the number of the roller assemblies 13, the roller assemblies 13 are inserted into the first blind holes, the roller assemblies 13 include roller shafts 131, five bearings 132 are sleeved on upper sections of the roller shafts 131, two clamp spring grooves are formed in the roller shafts 131, the roller shafts 131 are connected with two clamp springs 134 through the two clamp spring grooves, the two clamp springs 134 are respectively located on two sides of the five bearing 132, the two clamp springs 134 are used for fixing the axial position of the five bearing 132 on the roller shaft 131, a rubber tube 133 is sleeved outside the five bearing 132, the outer diameter of the roller shaft 131 is smaller than or equal to the inner diameter of the sliding section 1113, the inner diameter of the accommodating section 1112 is larger than the outer diameter of the rubber tube 133, the length of the accommodating section 1112 is larger than or equal to the thickness of the five bearing 132, and the length of the accommodating section 1112 is larger than or equal to the length of the rubber tube 133.
Referring to fig. 7, the other end surface of the wheel body 111 is provided with a second blind hole 1111, the second blind hole 1111 is coaxial with the wheel body 111, the bottom surface of the second blind hole 1111 is coplanar with a plane where an axis of the plurality of blind holes is located, the second blind hole 1111 does not intersect with the receiving section 1112 of the first blind hole, the output wheel assembly 1 further includes a side cover 12, the outer diameter of the side cover 12 is equal to the inner diameter of the second blind hole 1111, the side cover 12 is provided with a plurality of waist-shaped holes 122, the waist-shaped holes 122 are arranged at equal angles, the number of the waist-shaped holes 122 is equal to the number of the roller assemblies 13, the waist-shaped holes 122 include a first arc surface and a second arc surface at two ends, the bottom end of the roller shaft 131 is fixedly connected with a sliding column, the sliding column is perpendicular to the roller shaft 131 and penetrates through the waist-shaped holes 122, when the axis of the sliding column is collinear with the axis of the first arc surface, the distance from the lower surface of the five bearing 132 to the axis of the wheel body 111 is greater than or equal to the radius of the wheel body 111, and when the axis of the sliding column is collinear with the axis of the second arc surface, the distance from the upper surface of the five bearing 132 to the axis of the wheel body 111 is less than or equal to the radius of the wheel body 111.
The roller assembly 13 can be retracted by rotating the sealing cover 23, so that interference between the input rod and the roller assembly 13 during disassembly and assembly is avoided, and the disassembly difficulty of the input rod is reduced.
Referring to fig. 2, 6 and 8, a connecting column two 121 is fixedly connected to one side of the side cover 12 away from the wheel body 111, the connecting column two 121 is coaxial with the side cover 12, a bearing seven 15 is sleeved on one end of the connecting column two 121 close to the wheel body 111, the bearing seven 15 is connected to the case 5, a synchronizing wheel one 16 is sleeved on one end of the connecting column two 121 away from the wheel body 111, the synchronizing wheel one 16 is meshed with the synchronizing wheel two 17, the synchronizing wheel two 17 is fixedly connected with a motor two 18, a clutch cylinder is fixedly connected to the tail end of the motor two 18, the clutch cylinder can drive the motor two 18 and the synchronizing wheel two 17 to perform axial linear motion, so that the synchronizing wheel two 17 is meshed with and separated from the synchronizing wheel one 16, and when the synchronizing wheel one 16 is meshed with the synchronizing wheel two 17, the motor two 18 can drive the side cover 12 to rotate so as to extend and retract the roller assembly 13;
the side walls of the first synchronizing wheel 16 and the second synchronizing wheel 17 are respectively connected with a plurality of meshing blocks at equal angles, each meshing block is a pentagonal prism and comprises two adjacent right-angle edges, the opposite edges of the surfaces between the right-angle edges are acute-angle edges, the angles of the remaining two edges are equal, the acute-angle edge of the meshing block on the first synchronizing wheel 16 is far away from the wheel body 111, the acute-angle edge of the meshing block on the second synchronizing wheel 17 faces the wheel body 111, and the acute-angle edge of the meshing block on the second synchronizing wheel 17 faces the wheel body 111. When the engagement is needed, the sharp edges are more easily inserted between the engagement blocks of the subject synchronizing wheel.
The design that the first synchronizing wheel 16 and the second synchronizing wheel 17 can be separated from each other makes the power not transmitted to the second motor 18 when the wheel body 111 rotates, which causes the loss of the second motor 18 and the loss of the power.
Work flow of input rod assembly 2 replacement:
1. referring to fig. 13-14, the piston rod of the unlocking cylinder 41 extends out to push the bevel gear 53, the transmission rod 410 pushes forward, the quick release sleeve 49 pushes forward and the locking sleeve 48 relatively move, the front end of the locking sleeve 48 falls into the second section, the front end of the quick release sleeve 49 breaks away from the constraint of the front end of the locking sleeve 48 to recover to a natural state, the inner diameter of the front end of the quick release sleeve 49 is larger than or equal to the outer diameter of the first rod 24, and at this time, the first rod 24 can be easily released from the quick release sleeve 49;
2. when the directions of the waist-shaped holes 122 are as shown in fig. 2 (that is, when the side cover 12 is rotated clockwise, the roller assemblies 13 are retracted, and when the side cover 12 is rotated counterclockwise, the roller assemblies 13 are extended), the clutch cylinder is extended, so that the first synchronizing wheel 16 is meshed with the second synchronizing wheel 17, the second motor 18 is rotated counterclockwise, the second synchronizing wheel 17 drives the first synchronizing wheel 16 to rotate to drive the side cover 12 to rotate clockwise, and the roller assemblies 13 are retracted.
3. The clamping jaw electric cylinder 32 is opened, the first electric cylinder 33 extends out, the two clamping jaws clamp the connecting rod and are respectively positioned on the outer sides of the retainer rings 28, the clamping jaw electric cylinder 32 is clamped, the first rod 24 moves towards the middle of the contact sleeve, the first rod 24 is separated from the quick-release sleeve 49 and the first bearing 26, the second rod 25 is separated from the second bearing 27, the first motor 34 rotates 90 degrees, the clamping jaw electric cylinder 32 rotates 90 degrees downwards, in the rotating process, the input rod assembly 2 cannot fall under the action of friction force between the retainer rings 28 and the clamping pieces 31, and after the clamping jaw electric cylinder 32 rotates in place, the clamping jaw electric cylinder 32 is opened to throw down the replaced input rod assembly 2;
4. placing a new input rod assembly 2 into the clamping piece 31, tightening the clamping jaw electric cylinder 32 to grab the new input rod assembly 2, rotating the motor I34 to 90 degrees, enabling the clamping jaw electric cylinder 32 to be horizontal, extending the electric cylinder I33 to enable the new input rod assembly 2 to be coaxial with the bearing I26 and the bearing II 27, and expanding the clamping jaw electric cylinder 32 to enable the rod I24 and the rod II 25 to be inserted into the bearing I26 and the bearing II 27 respectively;
5. when the first rod 24 extends into the quick release sleeve 49, the unlocking cylinder 41 contracts, the transmission rod 410 retracts under the action of the second spring 46, the front end of the locking sleeve 48 is in contact with the first section, the first section is tightened and locks the first rod 24, the second motor 18 rotates clockwise, and the power source 51 outputs power with lower rotating speed simultaneously so that the contact pipe 21 rotates to a proper position for the roller assembly 13 to smoothly extend out of and insert into the gap of the helical blade 211;
6. the clutch cylinder is retracted, the second synchronizing wheel 17 is separated from the first synchronizing wheel 16, and the replacement of the new input rod assembly 2 is completed.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. A tool magazine speed reducer which characterized in that: the quick-release type automatic output wheel mechanism comprises an input rod assembly (2), an input rod quick-release connecting shaft device (4), an output wheel assembly (1), an automatic dismounting device (3) and a box shell (5), wherein the output wheel assembly (1) is rotatably fixed on the box shell (5), the output wheel assembly (1) comprises an output wheel and a plurality of rotatable roller assemblies (13) which are positioned on the circumference of the output wheel, and the plurality of roller assemblies (13) are arranged at equal angles;
the input rod assembly (2) is rotatably and detachably connected to the box shell (5), the input rod assembly (2) comprises a contact pipe (21), the circumference of the outer wall of the contact pipe (21) is connected with a helical blade (211), the helical scanning section of the helical blade (211) is rectangular, the helical pitch of the helical blade (211) is larger than the diameter of the roller assembly (13), and the helical blade (211) is in contact connection with the roller assembly (13);
the input rod quick-release connecting shaft device (4) is detachably connected with one end of the input rod assembly (2);
the automatic dismounting device (3) is fixed inside the box shell (5), the automatic dismounting device (3) comprises clamping jaws and a power device, the clamping jaws are horizontally arranged, and the axis of the input rod assembly (2) is positioned on the central horizontal plane of the clamping jaws;
the clamping jaw comprises two clamping pieces (31) and a clamping jaw electric cylinder (32), the two clamping pieces (31) are respectively and vertically fixedly connected to two piston rods of the clamping jaw electric cylinder (32), and the clamping pieces (31) are C-shaped;
the power device comprises a first electric cylinder (33), a rotating platform (35) and a first motor (34), the tail end of the clamping jaw electric cylinder (32) is fixedly connected with the first electric cylinder (33), the lower surface of the first electric cylinder (33) is fixedly connected to the rotating platform (35), and the rotating platform (35) is fixedly connected with the first motor (34);
the contact tube (21) comprises locking sections (213) positioned at two ends and a sliding section positioned in the middle, the inner diameter of each locking section (213) is larger than that of each sliding section, internal threads are arranged on the inner wall of each locking section (213), a linear sliding groove (212) is formed in the inner wall of each sliding section, and vent holes (214) penetrating through the inside and the outside of the tube are formed in the side wall of each sliding section;
the input rod assembly (2) further comprises two rotating rods, two sealing covers (23) and a first spring (22), the first spring (22) is arranged in the sliding section, and the length of the first spring (22) is smaller than that of the sliding section;
the rotating rods are cylindrical rods, sliding strips (29) matched with the linear sliding grooves (212) are arranged on the side walls of the insertion ends of the rotating rods, check rings (28) are fixedly connected to the side walls of the rotating rods, the end faces of the insertion ends of the two rotating rods are respectively in contact connection with the two ends of the first spring (22), and the radius of each rotating rod is equal to that of an inscribed circle of the inner surface of the clamping piece (31);
closing cap (23) are including locking pipe and shrouding, the shrouding is the external diameter and contacts the plectane that pipe (21) external diameter equals, the shrouding is coaxial with the locking pipe, the external diameter of locking pipe equals the internal diameter of locking section (213), be provided with the external screw thread on the external diameter of locking pipe, the external screw thread with the internal thread phase-match, opening along the axis direction closing cap (23) has the through-hole, the aperture of through-hole equals the external diameter of bull stick, closing cap (23) are fixed through screw thread detachable contact the both ends of pipe (21).
2. The tool magazine speed reducer according to claim 1, characterized in that: one of the two rotating rods is a first rod (24), the other rotating rod is a second rod (25), the rotating rods are rotatably connected with the box shell (5) through a first bearing (26) and a second bearing (27), and the first rod (24) extends out of the first bearing (26) to be detachably connected with the input rod quick-release connecting shaft device (4).
3. The tool magazine speed reducer according to claim 2, characterized in that: the quick-release connecting shaft device (4) of the input rod comprises a transmission rod (410), a quick-release sleeve (49), a locking sleeve (48), a second spring (46), a transmission device and a driving device, wherein the quick-release sleeve (49) is fixedly sleeved at the front end of the transmission rod (410), the quick-release sleeve (49) and the locking sleeve (48) can be elastically deformed through mutual extrusion, the inner diameter of the front end of the quick-release sleeve (49) in a natural state is larger than or equal to the outer diameter of the first rod (24), the quick-release sleeve (49) comprises a first section and a second section from front to back, the outer diameter of the first section is larger than that of the second section, and the first section and the second section are in smooth transition through a conical surface;
the locking sleeve (48) is sleeved outside the quick release sleeve (49), the inner diameter of the locking sleeve (48) in a natural state is smaller than the outer diameter of the first section in the natural state, and the tail end of the locking sleeve (48) is fixedly connected in the fixing sleeve (47);
the tail end of the transmission rod (410) is connected with the transmission device, and the transmission device is connected with the driving device.
4. The tool magazine speed reducer according to claim 3, characterized in that: the transmission device comprises a bevel gear (53) and a bevel gear (52), the bevel gear (53) is sleeved on the rear section of the transmission rod (410), the bevel gear (53) is meshed with the bevel gear (52), the bevel gear (52) is connected with a power source (51), the driving device comprises an unlocking cylinder (41), the unlocking cylinder (41) is arranged on one side, away from the input rod assembly (2), of the bevel gear (53), a piston rod of the unlocking cylinder (41) faces towards the bevel gear (53), the axis of the piston rod is parallel to the axis of the bevel gear (53), the distance between the bevel gear (53) and the piston rod is smaller than the maximum stroke of the unlocking cylinder (41), and the distance between the bevel gear (53) and the unlocking cylinder (41) is larger than 0.
5. The tool magazine speed reducer according to claim 4, characterized in that: fixed cover (47) overcoat is equipped with bearing three (45), the tail section overcoat of transfer line (410) is equipped with bearing four (44), bearing three (45), bearing four (44) are connected with the bottom plate through bearing frame three (43) and bearing frame four (42), be provided with the separation blade on transfer line (410), the separation blade is located between bearing three (45) and the bearing four (44), transfer line (410) overcoat is equipped with spring two (46), the both ends of spring two (46) are connected with bearing frame three (43) and separation blade respectively.
6. The tool magazine speed reducer according to claim 5, characterized in that: the output wheel (11) comprises a wheel body (111), a first connecting column (112) is connected to one end face of the wheel body (111), the first connecting column (112) is rotatably connected with the box shell (5) through a bearing six (14), a plurality of radial first blind holes are formed in the side wall of the wheel body (111), each first blind hole comprises a sliding section (1113) close to the circle center and a containing section (1112) far away from the circle center, the inner diameter of the containing section (1112) is larger than that of the sliding section (1113), the number of the first blind holes is equal to that of the roller assemblies (13), the roller assemblies (13) are inserted in the first blind holes, each roller assembly (13) comprises a roller shaft (131), the upper section of the roller shaft (131) is sleeved with a bearing five (132), two clamp spring grooves are formed in the roller shaft (131), and the roller shaft (131) is connected with two clamp springs (134) through the two clamp spring grooves, the two clamp springs (134) are respectively located on two sides of the five bearing (132), a rubber tube (133) is sleeved outside the five bearing (132), the outer diameter of the roller shaft (131) is smaller than or equal to the inner diameter of the sliding section (1113), the inner diameter of the accommodating section (1112) is larger than the outer diameter of the rubber tube (133), the length of the accommodating section (1112) is larger than or equal to the thickness of the five bearing (132), and the length of the accommodating section (1112) is larger than or equal to the length of the rubber tube (133).
7. The tool magazine speed reducer according to claim 6, characterized in that: another terminal surface of wheel body (111) is opened there is blind hole two (1111), blind hole two (1111) with wheel body (111) are coaxial, the bottom surface of blind hole two (1111) with a plurality of the plane coplane at blind hole one axis place, blind hole two (1111) with section (1112) non-intersect of accomodating of blind hole one, output wheel assembly (1) still includes side cap (12), the external diameter of side cap (12) with the internal diameter of blind hole two (1111) equals, a plurality of waist shape holes have been seted up on side cap (12), angle settings such as waist shape hole (122), the quantity in waist shape hole (122) equals the quantity of roller components (13), waist shape hole (122) include the arc surface one and the arc surface two at both ends, the bottom fixedly connected with slip post of roller shaft (131), the slip post is perpendicular to the roller shaft and alternates in the waist shape hole, when the axis of the sliding column is collinear with the axis of the first arc surface, the distance from the lower surface of the five bearing (132) to the axis of the wheel body (111) is greater than or equal to the radius of the wheel body (111), and when the axis of the sliding column is collinear with the axis of the second arc surface, the distance from the upper surface of the five bearing (132) to the axis of the wheel body (111) is less than or equal to the radius of the wheel body (111).
8. The tool magazine speed reducer according to claim 7, characterized in that: one side, far away from the wheel body (111), of the side cover (12) is fixedly connected with a second connecting column (121), the second connecting column (121) is coaxial with the side cover (12), one end, close to the wheel body (111), of the second connecting column (121) is sleeved with a seventh bearing (15), the seventh bearing (15) is connected with the case shell (5), one end, far away from the wheel body (111), of the second connecting column (121) is sleeved with a first synchronizing wheel (16), the first synchronizing wheel (16) is meshed with a second synchronizing wheel (17), the second synchronizing wheel (17) is fixedly connected with a second motor (18), and the tail end of the second motor (18) is fixedly connected with a clutch cylinder which can drive the second motor (18) and the second synchronizing wheel (17) to do axial linear motion so as to realize meshing and separation of the second synchronizing wheel (17) and the first synchronizing wheel (16);
the side walls of the first synchronizing wheel (16) and the second synchronizing wheel (17) are respectively connected with a plurality of meshing blocks at equal angles, each meshing block is a pentagonal prism and comprises two adjacent right-angle edges, the opposite edges of the surfaces between the right-angle edges are acute-angle edges, the angles of the remaining two edges are equal, the acute-angle edges of the meshing blocks on the first synchronizing wheel (16) are far away from the wheel body (111), and the acute-angle edges of the meshing blocks on the second synchronizing wheel (17) face the wheel body (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210633207.7A CN114714126B (en) | 2022-06-07 | 2022-06-07 | Tool magazine speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210633207.7A CN114714126B (en) | 2022-06-07 | 2022-06-07 | Tool magazine speed reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114714126A CN114714126A (en) | 2022-07-08 |
| CN114714126B true CN114714126B (en) | 2022-08-23 |
Family
ID=82232893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210633207.7A Active CN114714126B (en) | 2022-06-07 | 2022-06-07 | Tool magazine speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114714126B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002059329A (en) * | 2000-08-23 | 2002-02-26 | Sankyo Mfg Co Ltd | Tool magazine |
| DE102008028431A1 (en) * | 2008-06-17 | 2010-02-18 | Ebert, Steffen, Dipl.-Ing. (FH) | Worm gear i.e. linear worm gear, has sleeve provided at transition points of balls between worm, worm extension and grooves, where balls are arranged in channel, grooves of worm, worm wheel and worm channel projection |
| CN203557167U (en) * | 2013-09-26 | 2014-04-23 | 佛山市普拉迪数控科技有限公司 | Flying saucer type rapid knife changing knife database mechanism |
| CN205465375U (en) * | 2016-01-25 | 2016-08-17 | 深圳市创世纪机械有限公司 | Digit control machine tool tool magazine speed reducer |
| TWI650201B (en) * | 2018-07-06 | 2019-02-11 | 聖杰國際股份有限公司 | Tool change control method of automatic tool change mechanism |
| CN112548935A (en) * | 2020-11-25 | 2021-03-26 | 东华大学 | Auxiliary clamp for disassembling mobile phone |
| TWM616533U (en) * | 2021-05-20 | 2021-09-01 | 聖杰國際股份有限公司 | Roller type protracting mechanism |
-
2022
- 2022-06-07 CN CN202210633207.7A patent/CN114714126B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN114714126A (en) | 2022-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4437363A (en) | Dual camming action jaw assembly and power tong | |
| CN213646726U (en) | Clamp for pipe fitting machining | |
| CN110815126A (en) | Synchronous drive type stern tube bearing dismounting device | |
| CN114714126B (en) | Tool magazine speed reducer | |
| CN115815651A (en) | Boring machine special for processing inner hole of roller sleeve | |
| JP3917851B2 (en) | Welded joint cutting device for valve seat with valve box | |
| CN113733014B (en) | Be used for colliery hydraulic support dismouting round pin axle device | |
| CN110815122A (en) | Buckle formula stern tube bearing dismounting device | |
| WO2023051010A1 (en) | Universal fixture, robot, and unlocking system | |
| CN116275268A (en) | Corrugated pipe cutting device | |
| CN116572034A (en) | Clamping and fixing device for machining speed reducer gear and using method thereof | |
| CN110802241A (en) | High-efficient high-pressure alloy steel pipe welding groove preparation equipment | |
| CN201023194Y (en) | Feeding mechanism used for double-end tapping machine | |
| US3191416A (en) | Pipe forming machine | |
| CN110671439B (en) | Elastic coupling for motor | |
| CN214054506U (en) | Mandrel for improving structural strength of taper hole part | |
| CN110774224A (en) | Positioning type stern tube bearing dismounting device | |
| CN219805720U (en) | Flange plate machining clamp | |
| CN219352400U (en) | Sugarcane threshing machine threshing piece convenient to replace | |
| CN218134991U (en) | Vertical machining center spindle drive mechanism | |
| CN213628778U (en) | Transmission shaft for speed reducer | |
| CN109079503A (en) | A kind of pipe female connector tapping drill aperture apparatus with release mechanism | |
| CN215623241U (en) | Rack structure of bag arranging machine | |
| CN215658235U (en) | Gear shaping machine cutter shaft disassembly body | |
| CN218694171U (en) | Axial transmission mechanism of deep hole boring machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |