CN214922511U

CN214922511U - Split type cylinder body processing frock

Info

Publication number: CN214922511U
Application number: CN202121543739.9U
Authority: CN
Inventors: 魏志峡; 何剑; 王承东; 贺正华; 周勇; 张涛; 陶传武; 王成龙; 张勇; 卢国荣
Original assignee: Chengdu Zhongkeji Pump Co ltd
Current assignee: Chengdu Zhongkeji Pump Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-11-30
Anticipated expiration: 2031-07-07

Abstract

The utility model relates to a split cylinder body processing tool, which comprises an axial sliding device which can be detachably connected with a cylinder body and a pair of supporting bearings which can be detachably connected with the cylinder body, wherein the two supporting bearings support a rotating shaft through bearing inner holes, a rotating disc is arranged on the rotating shaft and is positioned between the two supporting bearings, a tool rest seat is connected on the rotating disc, a processing cutter which extends in the radial direction is connected on the tool rest seat, the axial sliding device comprises a base which can be detachably connected with the cylinder body and a rotary power device which is matched on the base through a sliding rail, the lower end of the rotary power device is connected with a lower suspended screw sleeve through a connecting block, one end of the rotating shaft extending into the base is sleeved on a shaft end supporting seat in an empty way, the base and the rotating shaft are axially limited, the inner extending end of the feeding screw rod extending into the base is in threaded fit with the screw sleeve, the extending direction of the feeding screw rod is parallel to the extending direction of the rotating shaft, a driving wheel is arranged on the driving end of the rotary power device, the rotating shaft is provided with a driven wheel, and the driving wheel is in transmission connection with the driven wheel.

Description

Split type cylinder body processing frock

Technical Field

The utility model relates to a machining equipment, concretely relates to split type cylinder body processing frock.

Background

The split cylinder body structure is generally adopted by a large-scale cylinder body, namely, the mounting hole of the cylinder body for supporting the main shaft is of a pieced structure, namely, two semicircular arc grooves connected with the split cylinder body through a fastener are pieced together to form the split cylinder body, the existing split cylinder body structure is large in size and large in quality, in the process of machining and maintenance, the circular arc grooves of the cylinder body are often required to be machined or maintained, the cylinder body needs to be transported back to a machining center in the existing mode to be clamped on a large-scale boring machine or a lathe, the clamping process is complex, the workload is large, the maintenance cannot be carried out on site, the maintenance period is long, and the transportation, maintenance and machining costs are high.

Disclosure of Invention

The utility model aims at prior art not enough, provide a split type cylinder body processing frock, its simple structure is compact, can carry out the quick maintenance to the cylinder body at the maintenance scene, can practice thrift a large amount of maintenance duration and guarantee higher maintenance precision, is showing simultaneously and has reduced cost of maintenance.

The purpose of the utility model is realized like this: a split type cylinder body processing tool comprises an axial sliding device which can be detachably connected with a cylinder body and a pair of supporting bearings which can be detachably connected with the cylinder body, wherein the two supporting bearings support a rotating shaft through a bearing inner hole, a rotating disc is arranged on the rotating shaft and is positioned between the two supporting bearings, a tool rest seat is connected on the rotating disc, a processing tool which extends in the radial direction is connected on the tool rest seat, the axial sliding device comprises a base which can be detachably connected with the cylinder body and a rotary power device which is matched on the base through a sliding rail, the lower end of the rotary power device is connected with a lower-suspension screw sleeve through a connecting block, one end of the rotating shaft extending into the base is sleeved on a shaft end supporting seat in an empty mode, the base and the rotating shaft are limited in the axial direction, the shaft end supporting seat is fixedly connected with the connecting block, a screw rod seat is arranged at the tail end of the base, and a feed screw rod is sleeved on the screw rod seat in an empty mode, the screw rod seat is axially limited with the feeding screw rod, the inner extending end of the feeding screw rod, which extends into the base, is in threaded fit with the thread sleeve, the extending direction of the feeding screw rod is parallel to the extending direction of the rotating shaft, the driving end of the rotary power device is provided with a driving wheel, the rotating shaft is provided with a driven wheel, and the driving wheel is in transmission connection with the driven wheel.

The support bearing comprises a semicircular housing, wherein an annular groove is formed in the semicircular housing, a shaft cover is matched in the annular groove, an inner hole of the shaft cover is matched with a sliding bush, two axial ends of the sliding bush are limited by two axial side walls of the annular groove respectively, connecting holes are formed in two ends of the semicircular housing, and a fastener which can be fixedly connected with a cylinder body is matched in the connecting holes.

The inner hole wall of the sliding bush is provided with an oil storage tank, the convex part arranged at the upper end of the shaft cover extends out of the through hole of the semicircular housing, the upper end of the convex part is provided with an oil cup, the oil cup is communicated with the lower oil duct on the sliding bush through the upper oil duct on the shaft cover, and the lower oil duct is communicated with the oil storage tank.

The utility model discloses a lathe tool, including the lathe tool, the lathe tool is connected with the carousel, adjust the seat and include the regulation seat of being connected with the carousel, adjust the seat and set up the mounting hole, the cylindrical regulating spindle of sliding fit in the mounting hole, the side of regulating spindle sets up the groove of ending, it sets up the round pin of ending to adjust the seat side, the end that stretches into in the round pin of ending, cooperate second accommodate the lead screw in the axial hole on the regulating spindle, second accommodate the lead screw and adjust the thrust block axial fixity that the seat drill way set up, adjust and connect the chuck on the axial decurrent extension end, clamping processing cutter on the chuck.

The shaft end supporting seat is provided with a stepped hole, the extending direction of the stepped hole is consistent with the extending direction of the rotating shaft, the upper end of the shaft section supporting seat is provided with a first vertical plate which is fixedly connected with the connecting block, the first vertical plate is provided with a through hole for the feed screw rod to pass through, a first thrust ball bearing is arranged in the small-diameter section of the stepped hole, the inner hole of the first thrust ball bearing is matched with the rotating shaft, a first ball bearing is arranged in the large-diameter section of the stepped hole, the inner hole of the first ball bearing is matched with the rotating shaft, the orifice of the stepped hole is matched with a gland, the gland is tightly pressed at the end part of the first ball bearing, and a shaft sleeve is arranged between the first ball bearing and the first thrust ball bearing.

The screw rod seat is provided with a counter bore, the rear section of the feeding screw rod is provided with a limit shaft collar, the limit shaft collar is in clearance fit in the counter bore, the bottom of the counter bore is provided with a second thrust ball bearing, the opening part of the counter bore is connected with a fixed sealing cover, the sealing cover is provided with a through hole for the feeding screw rod to pass through, and the limit shaft collar is positioned between the second thrust ball bearing and the sealing cover.

And a hand wheel is arranged at the tail end of the outward extending counter bore of the feed screw rod.

The carousel cover is put in the pivot, carousel and pivot key-type connection, it is spacing to an axial end of carousel to change epaxial location shaft shoulder, it is spacing to another axial end of carousel that complex lock nut is gone up in the pivot.

The driving wheel is in transmission connection with the driven wheel through a flexible transmission piece, and the flexible transmission piece is a chain or a belt.

By adopting the scheme, the axial sliding device which can be detachably connected with the cylinder body and the pair of supporting bearings which can be detachably connected with the cylinder body can clamp the tool and the cylinder body, the clamping with the cylinder body as the reference is realized, the cylinder body to be processed can be quickly clamped on a maintenance site, the cylinder body does not need to be transferred to a processing center in a long distance, the turntable is positioned between the two supporting bearings, the rigidity of the rotating shaft can be ensured, the processing precision is ensured, the rotating shaft drives the turntable to rotate, the processing and the maintenance of the arc groove by the processing cutter are realized, the rotating torque of the rotating shaft is provided by the rotating power device, the power is continuously applied to the processing, the axial sliding of the screw sleeve is realized by rotating the feeding screw rod, and meanwhile, the screw sleeve drives the rotating power device and the shaft end supporting seat to axially slide, and the axial feeding of the rotating shaft is realized, simultaneously at the whole in-process that feeds, the sustainable transmission pivot of power of rotary power device has realized the limit and has fed the limit cutting, adopts the utility model discloses, its simple structure is compact, can carry out quick maintenance to the cylinder body at the maintenance scene, can practice thrift a large amount of maintenance time and guarantee higher maintenance precision, is showing simultaneously and has reduced cost of maintenance.

The invention will be further explained with reference to the drawings and the specific embodiments.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the arrangement of the feed screw;

FIG. 3 is a schematic structural view of a turntable;

fig. 4 is a schematic structural view of a semicircular cover.

In the drawing, 100 is a cylinder body, 200 is an axial sliding device, 210 is a base, 220 is a sliding rail, 230 is a rotary power device, 231 is a driving wheel, 232 is a driven wheel, 233 is a flexible transmission part, 240 is a connecting block, 250 is a screw sleeve, 260 is a screw rod seat, 270 is a feeding screw rod, 271 is a limit collar, 272 is a second thrust ball bearing, 273 is a sealing cover, 274 is a hand wheel, 300 is a support bearing, 310 is a semicircular housing, 320 is a shaft cover, 321 is a convex part, 322 is an oil cup, 330 is a sliding bush, 331 is an oil storage tank, 400 is a rotating shaft, 410 is a rotating disc, 420 is a tool rest seat, 421 is an adjusting seat, 422 is an adjusting shaft, 423 is a rotation pin, 424 is a second adjusting screw rod, 425 is a stop block, 426 is a chuck, 430 is a machining tool, 440 is a shaft end supporting seat, 450 is a first

vertical plate

451, 451 is a first thrust ball bearing, 452 is a first ball bearing, 460 is a gland, 460 is a positioning shaft shoulder, 470 is a lock nut.

Detailed Description

Specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 4, an embodiment of a split cylinder machining tool, includes an axial sliding device 200 detachably connected to a cylinder 100 and a pair of supporting bearings 300 detachably connected to the cylinder 100, the two supporting bearings 300 support a rotating shaft 400 through bearing inner bores, further, the supporting bearings 300 may include a semicircular housing 310, an annular groove is disposed in the semicircular housing 310, a shaft cover 320 is fitted in the annular groove, an inner bore of the shaft cover 320 is fitted in a sliding bush 330, two axial ends of the sliding bush 330 are respectively limited by two axial side walls of the annular groove, connecting holes are disposed at two ends of the semicircular housing, a fastening member capable of being fixedly connected to the cylinder 100 is fitted in the connecting holes, the fastening member is connected to a fastening hole of the cylinder, and the installation of the shaft cover 320 and the sliding bush 330 can be realized through the semicircular housing 310 and the fixing of a notch end to be machined on the cylinder 100, meanwhile, the semicircular housing 310 can axially limit the sliding bush 330 and the shaft cover 320, so as to prevent the sliding bush from axially moving. Still further, an oil storage groove 331 is formed in the inner hole wall of the sliding bush 330, a convex portion 321 arranged at the upper end of the shaft cover 320 extends out of a through hole of the semicircular housing 310, an oil cup 322 is mounted at the upper end of the convex portion 321, the oil cup 322 is communicated with a lower oil passage on the sliding bush 330 through an upper oil passage on the shaft cover 320, the lower oil passage is communicated with the oil storage groove 331, lubricating oil in the oil cup 322 enters the oil storage groove 331, and a lubricating oil film is formed between an inner hole of the sliding bush 330 and the rotating shaft 400.

Set up carousel 410 on the pivot 400, carousel 410 is located position between two support bearing 300, carousel 410 can overlap and put on pivot 400, carousel 410 and pivot 400 key-type connection, the location shoulder 460 on the pivot 400 is spacing to an axial end of carousel 410, it is spacing to another axial end of carousel 410 that complex lock nut 470 is gone up in the pivot 400, has realized the circumference of carousel 410 fixed and axial fixity. The turntable 410 is connected with a tool rest seat 420, and the tool rest seat 420 is connected with a processing tool 430 extending in the radial direction; in this embodiment, the tool holder 420 includes an adjusting seat 421 connected to the rotary table 410, the adjusting seat 421 is provided with a mounting hole, a cylindrical adjusting shaft 422 is slidably fitted in the mounting hole, a rotation stopping groove is provided on a side surface of the adjusting shaft 422, a rotation stopping pin 423 is provided on a side surface of the adjusting seat 421, an inward extending end of the rotation stopping pin 423 extends into the rotation stopping groove, the rotation stopping pin 423 can limit rotation of the adjusting shaft 422, a second adjusting screw rod 424 is fitted in an axial hole of the adjusting shaft 422, the second adjusting screw rod 424 is axially fixed to a thrust block 425 provided in an aperture of the adjusting seat 421, a chuck 426 is connected to a downward extending end of the adjusting shaft 422, a machining tool 430 is mounted on the chuck 426, and the second adjusting screw rod 424 is adjusted by the rotary shaft 400 to axially push an outward extending length of the adjusting shaft 422, so as to adjust a cutting amount in a depth direction of the arc groove.

The axial sliding device 200 comprises a base 210 which can be detachably connected with the cylinder body 100 and a rotary power device 230 which is matched with the base 210 through a sliding rail 220, a fastener connected with a fastener connecting hole on the cylinder body can be arranged on the base 210, the rotary driving device can be a torque output device such as a motor and a hydraulic motor, the lower end of the rotary power device 230 is connected with a lower suspended threaded sleeve 250 through a connecting block 240, the threaded sleeve 250 can be of an integral structure with the connecting block 240, the threaded sleeve 250 can also be of a split structure with the connecting block 240, the threaded sleeve 250 is connected with the connecting block 240 in a detachable connection mode, and the split structure is convenient to detach and replace. The end of the rotating shaft 400 extending into the base 210 is sleeved on the shaft end supporting seat 440, the base 210 and the rotating shaft 400 are axially limited, the shaft end supporting seat 440 is connected and fixed with the connecting block 240, in this embodiment, the shaft end supporting seat 440 is provided with a stepped hole having an extending direction consistent with that of the rotating shaft 400, the upper end of the shaft end supporting seat 440 is provided with a first vertical plate 450 connected and fixed with the connecting block 240, the first vertical plate 450 is provided with a through hole for the feeding screw 270 to pass through, a first thrust ball bearing 451 is installed in a small diameter section of the stepped hole, an inner hole of the first thrust ball bearing 451 is matched with the rotating shaft 400, a first ball bearing 452 is installed in a large diameter section of the stepped hole, an inner hole of the first ball bearing 452 is matched with the rotating shaft 400, an opening of the stepped hole is matched with a pressing cover 453 is pressed on the end of the first ball bearing 452, and a shaft sleeve is arranged between the first ball bearing 452 and the first thrust ball bearing 451, a large axial thrust is carried by the first thrust ball bearing 451. The rear end of the base 210 is provided with a screw rod seat 260, the screw rod seat 260 is sleeved with a feeding screw rod 270 in an empty manner, the screw rod seat 260 and the feeding screw rod 270 are axially limited, in the embodiment, a counter bore is arranged on the screw rod seat 260, a limiting collar 271 is arranged on the rear section of the feeding screw rod 270, the collar can transmit large axial thrust, the limiting collar 271 is in clearance fit in the counter bore, a second thrust ball bearing 272 is arranged at the bottom of the counter bore, the mouth part of the counter bore is connected with a fixed sealing cover 273, a through hole for the feeding screw rod 270 to pass through is arranged on the sealing cover 273, the limiting collar 271 is positioned between the second thrust ball bearing and the sealing cover 273, and when the feeding screw rod 270 is rotated, the reaction force of the feeding screw rod 270 is transmitted to the second thrust ball bearing through the collar. The hand wheel 274 is arranged at the tail end of the counter bore extending out of the feed screw 270, and torque can be conveniently applied to the feed screw 270 through the hand wheel 274.

The inner extending end of the feeding screw rod 270 extending into the base 210 is in threaded fit with the threaded sleeve 250, the extending direction of the feeding screw rod 270 is parallel to the extending direction of the rotating shaft 400, the driving end of the rotating power device 230 is provided with a driving wheel 231, the rotating shaft 400 is provided with a driven wheel 232, the driving wheel 231 is in transmission connection with the driven wheel 232, and the modes of gear transmission, chain transmission, belt transmission and the like can be adopted. Preferably, the driving wheel 231 is in transmission connection with the driven wheel 232 through a flexible transmission member 233, the flexible transmission member is a chain or a belt, and power is transmitted through the flexible transmission member 233, so that the structure is simple, the transmission is stable, the shock absorption can be buffered, and the arrangement of various parts of the transmission structure can be facilitated.

Adopt above-mentioned scheme, carry out cylinder body 100 and add man-hour, at first with frock clamping to cylinder body 100 on, then the power transmission of rotary power device 230 is for pivot 400, pivot 400 drives carousel 410 then and rotates, drives processing cutter 430 then and carries out the cutting operation, feeds the axial regulation that lead screw 270 can realize processing cutter 430 through adjusting, through adjusting second accommodate the lead screw 424, can realize the depth of cut direction and adjust, adopts the utility model discloses, its simple structure is compact, can carry out quick maintenance to cylinder body 100 at the maintenance scene, can practice thrift a large amount of maintenance time and guarantee higher maintenance precision, is showing simultaneously and has reduced cost of maintenance.

Claims

1. The utility model provides a split type cylinder body processing frock which characterized in that: the axial sliding device comprises an axial sliding device (200) which can be detachably connected with a cylinder body (100) and a pair of supporting bearings (300) which can be detachably connected with the cylinder body (100), wherein the two supporting bearings (300) support a rotating shaft (400) through bearing inner holes, the rotating shaft (400) is provided with a rotating disc (410), the rotating disc (410) is positioned between the two supporting bearings (300), the rotating disc (410) is connected with a tool rest base (420), the tool rest base (420) is connected with a processing tool (430) which extends in the radial direction, the axial sliding device (200) comprises a base (210) which can be detachably connected with the cylinder body (100) and a rotary power device (230) which is matched on the base (210) through a sliding rail (220), the lower end of the rotary power device (230) is connected with a lower suspension thread sleeve (250) through a connecting block (240), and one end of the rotating shaft (400) extending into the base (210) is sleeved on a supporting seat (440) in a hollow way, the base (210) and the rotating shaft (400) are axially limited, the shaft end supporting seat (440) is fixedly connected with the connecting block, the tail end of the base (210) is provided with a screw rod seat (260), a screw rod (270) is sleeved in the screw rod seat (260) in an empty mode, the screw rod seat (260) is axially limited with a feeding screw rod (270), the inward extending end of the feeding screw rod (270) extending into the base (210) is in threaded fit with a threaded sleeve (250), the extending direction of the feeding screw rod (270) is parallel to the extending direction of the rotating shaft (400), the driving end of the rotary power device (230) is provided with a driving wheel (231), the rotating shaft (400) where the driving wheel (232) is arranged is provided with a driven wheel (232), and the driving wheel (231) is in transmission connection with the driven wheel (232).

2. The split cylinder machining tool according to claim 1, characterized in that: the support bearing (300) comprises a semicircular housing (310), an annular groove is formed in the semicircular housing (310), a shaft cover (320) is matched in the annular groove, an inner hole of the shaft cover (320) is matched with a sliding bush (330), two axial ends of the sliding bush (330) are limited by two axial side walls of the annular groove respectively, connecting holes are formed in two ends of the semicircular housing, and a fastener which is fixed with a cylinder body (100) can be connected in the connecting holes in a matched mode.

3. The split cylinder machining tool according to claim 2, characterized in that: the inner hole wall of the sliding bush (330) is provided with an oil storage tank (331), a convex part (321) arranged at the upper end of the shaft cover (320) extends out of a through hole of the semicircular housing (310), an oil cup (322) is installed at the upper end of the convex part (321), the oil cup (322) is communicated with a lower oil passage on the sliding bush (330) through an upper oil passage on the shaft cover (320), and the lower oil passage is communicated with the oil storage tank (331).

4. The split cylinder machining tool according to claim 1, characterized in that: tool rest seat (420) include regulation seat (421) of being connected with carousel (410), it sets up the mounting hole to adjust seat (421), sliding fit cylindrical regulation axle (422) in the mounting hole, the side of adjusting axle (422) sets up the groove of ending, it sets up the round pin of ending (423) to adjust seat (421) side, the end of stretching into in the round pin of ending (423) ends the inslot of ending, cooperate second adjusting screw pole (424) in adjusting axle (422) upward axial hole, second adjusting screw pole (424) and thrust block (425) the axial fixity that adjusts seat (421) drill way set up, connect chuck (426) on the decurrent extension end of regulation axle (422), clamping tool (430) are gone up to clamping tool (426).

5. The split cylinder machining tool according to claim 1, characterized in that: the shaft end supporting seat (440) is provided with a stepped hole, the extending direction of the stepped hole is consistent with that of the rotating shaft (400), the upper end of the shaft end supporting seat (440) is provided with a first vertical plate (450) which is fixedly connected with a connecting block, the first vertical plate (450) is provided with a through hole for a feeding screw rod (270) to penetrate through, a first thrust ball bearing (451) is installed in a small-diameter section of the stepped hole, an inner hole of the first thrust ball bearing (451) is matched with the rotating shaft (400), a first ball bearing (452) is installed in a large-diameter section of the stepped hole, an inner hole of the first ball bearing (452) is matched with the rotating shaft (400), an orifice of the stepped hole is matched with a gland (453), the gland (453) is pressed at the end part of the first ball bearing (452), and a shaft sleeve is arranged between the first ball bearing (452) and the first thrust ball bearing (451).

6. The split cylinder machining tool according to claim 1, characterized in that: the screw rod seat (260) is provided with a counter bore, the rear section of the feeding screw rod (270) is provided with a limiting collar (271), the limiting collar (271) is in clearance fit in the counter bore, the bottom of the counter bore is provided with a second thrust ball bearing (272), the mouth part of the counter bore is connected with a fixed sealing cover (273), the sealing cover (273) is provided with a through hole for the feeding screw rod (270) to pass through, and the limiting collar (271) is positioned between the second thrust ball bearing and the sealing cover (273).

7. The split cylinder machining tool according to claim 6, characterized in that: and a hand wheel (274) is arranged at the tail end of the counter bore extending outwards of the feed screw rod (270).

8. The split cylinder machining tool according to claim 1, characterized in that: carousel (410) cover is put on pivot (400), carousel (410) and pivot (400) key-type connection, location shoulder (460) on pivot (400) are spacing to an axial end of carousel (410), it is spacing to another axial end of carousel (410) that complex lock nut (470) is gone up in pivot (400).

9. The split cylinder machining tool according to claim 1, characterized in that: the driving wheel (231) is in transmission connection with the driven wheel (232) through a flexible transmission piece (233), and the flexible transmission piece is a chain or a belt.