CN210523698U

CN210523698U - Hole expanding machine with high hole expanding precision

Info

Publication number: CN210523698U
Application number: CN201921075448.4U
Authority: CN
Inventors: 陈恒刚
Original assignee: Ma'anshan Baosheng Forging Machinery Co Ltd
Current assignee: Ma'anshan Baosheng Forging Machinery Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-05-15
Anticipated expiration: 2029-07-10

Abstract

The utility model relates to a reamer technical field just discloses a reamer that reaming precision is high, comprising a base plate, the equal fixed mounting in both ends has fixed stabilizer blade about the bottom plate bottom, the top fixed mounting of bottom plate has the mount. This reamer that reaming precision is high, through rotating the knob, make the threaded rod rotate, remove threaded thrust when loop bar receives the threaded rod and remove about, remove about driving spacing strip through the connecting plate, when needs carry out the reaming to the work piece, place the work piece between two spacing strips earlier, then rotate two knobs, make the work piece card in the draw-in groove that two spacing strips were seted up, and with its chucking, can fix the work piece on the workstation, because the work piece is at reaming in-process, the position is very stable, make the reaming position of work piece more accurate, the quality of work piece has been improved, reaming efficiency has been promoted simultaneously, more satisfy people's user demand.

Description

Hole expanding machine with high hole expanding precision

Technical Field

The utility model relates to a reamer technical field specifically is a reamer that reaming precision is high.

Background

The ring rolling mill is an advanced device for processing ring-shaped forgings, and is widely applied to ring piece production in the industrial fields of bearings, engineering machinery, petrochemical industry, aerospace, power generation and the like.

The mechanical equipment is various in types, when the mechanical equipment runs, the mechanical equipment can perform mechanical motion in different forms, the mechanical equipment comprises a driving device, a speed changing device, a transmission device, a working device, a braking device, a protecting device, a lubricating system, a cooling system and the like, the hole expanding machine is one of common mechanical equipment, the common hole expanding machine for machining on the market generally has the defect of low hole expanding precision, and is not convenient for effectively limiting a workpiece.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a reamer that reaming precision is high possesses advantages such as reaming precision is high, the shortcoming that the reaming precision is not high has generally existed to the reamer for machining commonly used on the existing market, be not convenient for carry out effectual restriction to the work piece, because the work piece is at the reaming in-process, the phenomenon of skew about producing very easily, if do not carry out effectual restriction to the work piece, produce the deviation to the reaming position of work piece very easily, influence the quality of work piece, the problem of reaming efficiency has been reduced simultaneously.

(II) technical scheme

For the purpose that realizes that above-mentioned reaming precision is high, the utility model provides a following technical scheme: a reamer with high reaming precision comprises a bottom plate, wherein fixed support legs are fixedly mounted at the left end and the right end of the bottom plate, a fixed frame is fixedly mounted at the top of the bottom plate, a top plate is fixedly mounted at the top of the front surface of the fixed frame, a workbench is movably mounted at the top of the bottom plate, fixed rods movably connected with the workbench are fixedly mounted at the left end and the right end between the top plate and the bottom plate, compression springs are fixedly mounted at the left end and the right end between the workbench and the bottom plate and positioned outside the fixed rods, two telescopic rods are fixedly mounted between the workbench and the bottom plate, limiting strips are movably mounted at the left end and the right end of the top of the workbench, a hydraulic pump is fixedly mounted at the bottom of the top plate, a connecting block is fixedly mounted at the output end of the hydraulic pump, two equal fixed mounting in one side that the horizon bar carried on the back mutually has the movable loop bar with dead lever swing joint, the bottom fixed mounting of connecting block has the motor case, the inner chamber fixed mounting of motor case has the rotating electrical machines, the output shaft fixed mounting of rotating electrical machines has one end to run through and extend to the motor case outside and with motor case swing joint's reaming axle, the equal movable mounting in the left and right sides of workstation has the knob, two the equal fixed mounting in one side that the knob is relative has one end to run through and extend to workstation inner chamber and with workstation swing joint's threaded rod, the bottom fixed mounting of spacing has one end to run through and extend to workstation inner chamber and with workstation swing joint's connecting plate, the bottom fixed mounting of connecting plate has the removal loop bar with threaded rod threaded connection.

Preferably, the number of fixed stabilizer blade is two, and two fixed stabilizer blades are the symmetric distribution with the perpendicular bisector of bottom plate, the dead lever is ninety degrees perpendicular installation with the roof.

Preferably, the left side of removing the loop bar is seted up threaded hole, and threaded hole and threaded rod looks adaptation, two the draw-in groove has all been seted up to one side that the spacing is relative.

Preferably, the sliding openings are formed in the left end and the right end of the top of the workbench and matched with the connecting plate, and the through holes are formed in the top of the workbench.

Preferably, the left and right sides of workstation has all been seted up the card hole, and blocks hole and threaded rod looks adaptation, the connecting plate is ninety degrees perpendicular installation with the threaded rod.

Preferably, two equal fixed mounting in one side that the threaded rod is relative has a bearing, and the threaded rod passes through bearing and workstation swing joint, the perforation with reaming axle looks adaptation is seted up to the bottom of motor case.

(III) advantageous effects

Compared with the prior art, the utility model provides a reamer that reaming precision is high possesses following beneficial effect:

1. the hole expanding machine with high hole expanding precision is characterized in that a knob is arranged and rotated to enable a threaded rod to rotate, a threaded hole matched with the threaded rod is formed in a movable sleeve rod, when the threaded rod rotates, the movable sleeve rod moves left and right under the thrust of the threads generated when the threaded rod rotates and drives a limiting strip to move left and right through a connecting plate, when a workpiece needs to be expanded, the workpiece is placed between the two limiting strips, then the two knobs are rotated to enable the distance between the two limiting strips to be shortened, the workpiece is clamped in clamping grooves formed in the two limiting strips and is clamped, the workpiece can be fixed on a workbench, then a hydraulic pump is started, an output shaft of the hydraulic pump is pushed down, a rotating motor and a hole expanding shaft are driven to move downwards through the connecting block, when the hole expanding shaft reaches the workpiece, the hydraulic pump is stopped, the rotating motor is started, and the output shaft of the, make the reaming axle carry out reaming processing to the work piece, because the work piece is at the reaming in-process, the position is very stable for the reaming position of work piece is more accurate, has improved the quality of work piece, has promoted reaming efficiency simultaneously, more satisfies people's user demand.

2. This reamer that reaming precision is high, through setting up telescopic link and compression spring, when equipment pushes down the reaming to the work piece, the workstation can receive certain pressure to compression spring and telescopic link extrusion, make compression spring and telescopic link produce certain deformation, play certain buffering effect when pushing down the workstation, improved the stability and the durability of equipment, make the reaming efficiency of equipment higher.

Drawings

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

fig. 2 is the internal structure diagram of the workbench of the utility model.

In the figure: the device comprises a fixing frame 1, a top plate 2, a hydraulic pump 3, a fixing rod 4, a connecting block 5, a motor box 6, a rotating motor 7, a hole expanding shaft 8, a telescopic rod 9, a fixing supporting leg 10, a horizontal rod 11, a movable loop bar 12, a limiting strip 13, a workbench 14, a knob 15, a bottom plate 16, a compression spring 17, a movable loop bar 18, a threaded rod 19 and a connecting plate 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a reamer with high reaming accuracy comprises a bottom plate 16, wherein two fixing support legs 10 are fixedly installed at the left end and the right end of the bottom plate 16, the two fixing support legs 10 are symmetrically distributed with a perpendicular bisector of the bottom plate 16, a fixing rod 4 is vertically installed at ninety degrees with respect to a top plate 2, a fixing frame 1 is fixedly installed at the top of the bottom plate 16, the top of the front surface of the fixing frame 1 is fixedly installed with the top plate 2, a workbench 14 is movably installed at the top of the bottom plate 16, sliding openings are formed at the left end and the right end of the top of the workbench 14 and are matched with a connecting plate 20, a through hole is formed at the top of the workbench 14, fixing rods 4 movably connected with the workbench 14 are fixedly installed at the left end and the right end between the top plate 2 and the bottom plate 16, compression springs 17 are fixedly installed at the left end and the right end between, two telescopic rods 9 are fixedly installed between the workbench 14 and the bottom plate 16, each telescopic rod 9 consists of a limiting rod and a moving rod, the bottom of each moving rod penetrates through and extends into the limiting rod and is movably connected with the limiting rod, the structure is more stable by arranging the telescopic rods 9, by arranging the telescopic rods 9 and the compression springs 17, when the equipment presses down and reams a workpiece, the workbench 14 can be subjected to certain pressure and extrudes the compression springs 17 and the telescopic rods 9, so that the compression springs 17 and the telescopic rods 9 generate certain deformation, a certain buffering effect is achieved when the workbench 14 is pressed down, the stability and the durability of the equipment are improved, the reaming efficiency of the equipment is higher, the limiting strips 13 are movably installed on the left side and the right side of the top of the workbench 14, the hydraulic pump 3 is fixedly installed at the bottom of the top plate 2, the model of the hydraulic pump 3 can be CP-180, the output end of the hydraulic pump 3 is fixedly provided with a connecting block 5, the left side and the right side of the connecting block 5 are both fixedly provided with horizontal rods 11, one side of each of the two horizontal rods 11, which is opposite to the other side, is fixedly provided with a movable loop bar 12 movably connected with a fixed rod 4, the rotary motor 7 and a reaming shaft 8 are more stable in the reaming process of a workpiece, the reaming precision of the workpiece is improved, the integral stability of equipment is also improved, the equipment is more durable, the bottom of the connecting block 5 is fixedly provided with a motor box 6, the inner cavity of the motor box 6 is fixedly provided with the rotary motor 7, the model of the rotary motor 7 can be RK40A-C, the output shaft of the rotary motor 7 is fixedly provided with the reaming shaft 8, one end of which penetrates through and extends to the outer side of the motor box 6 and is movably connected with the motor box 6, and one side, which, the threaded rod 19 is movably connected with the workbench 14 through a bearing, the bottom of the motor box 6 is provided with a through hole matched with the reaming shaft 8, the left side and the right side of the workbench 14 are respectively and movably provided with a knob 15, the threaded rod 19 is rotated by arranging the knobs 15 and rotating the knobs 15, a threaded hole matched with the threaded rod 19 is formed in the movable sleeve rod 18, when the threaded rod 19 rotates, the movable sleeve rod 18 moves left and right under the thrust of the threads when the threaded rod 19 rotates, the limiting strips 13 are driven to move left and right through the connecting plate 20, when a workpiece needs to be reamed, the workpiece is firstly placed between the two limiting strips 13, then the two knobs 15 are rotated to enable the distance between the two limiting strips 13 to be shortened, so that the workpiece is clamped in clamping grooves formed in the two limiting strips 13 and is clamped, the workpiece can be fixed on the workbench 14, and then the hydraulic pump 3 is started, the output shaft of hydraulic pump 3 pushes down, drive rotating electrical machines 7 and reaming axle 8 through connecting block 5 and move down, when reaming axle 8 arrives work piece department, stop hydraulic pump 3, start rotating electrical machines 7, the output shaft of rotating electrical machines 7 drives reaming axle 8 high-speed rotatory, make reaming axle 8 carry out reaming processing to the work piece, because the work piece is at reaming in-process, the position is very stable, make the reaming position of work piece more accurate, the quality of work piece has been improved, reaming efficiency has been promoted simultaneously, more satisfy people's user demand, the equal fixed mounting in one side that two knobs 15 are relative has one end to run through and extend to workstation 14 inner chamber and with workstation 14 swing joint's threaded rod 19, the card hole has all been seted up to the left and right sides of workstation 14, and card hole and threaded rod 19 looks adaptation, connecting plate 20 is ninety degrees vertical installation with threaded rod 19, the bottom fixed mounting of spacing strip 13 has one end to run through and extend to workstation 14 inner chamber and with workstation 14 swing joint's connection The bottom fixed mounting of board 20, connecting plate 20 has the removal loop bar 18 with 19 threaded connection of threaded rod, and the left side of removing loop bar 18 is seted up threaded hole, and threaded hole and 19 looks adaptations of threaded rod, and the draw-in groove has all been seted up to one side that two spacing 13 are relative.

When using, through rotating knob 15, can control the distance between two spacing 13, it is stable with the work piece centre gripping, improved equipment to the reaming precision of work piece for the reaming efficiency of work piece is higher, more satisfies the demand that people used.

In summary, according to the hole expanding machine with high hole expanding accuracy, the knob 15 is arranged, the knob 15 is rotated to rotate the threaded rod 19, the threaded hole matched with the threaded rod 19 is formed in the movable sleeve rod 18, when the threaded rod 19 rotates, the movable sleeve rod 18 moves left and right under the thrust of the threads generated when the threaded rod 19 rotates, the limit strips 13 are driven to move left and right through the connecting plate 20, when a workpiece needs to be expanded, the workpiece is placed between the two limit strips 13, then the two knobs 15 are rotated to enable the distance between the two limit strips 13 to be close, so that the workpiece is clamped in the clamping grooves formed in the two limit strips 13 and is clamped, the workpiece can be fixed on the workbench 14, then the hydraulic pump 3 is started, the output shaft of the hydraulic pump 3 is pushed down, the rotary motor 7 and the hole expanding shaft 8 are driven to move down through the connecting block 5, when the hole expanding shaft 8 reaches the workpiece, stop hydraulic pump 3, start rotating electrical machines 7, rotating electrical machines 7's output shaft drives the high-speed rotation of reaming axle 8, makes reaming axle 8 carry out the reaming processing to the work piece, because the work piece is at reaming in-process, and the position is very stable for the reaming position of work piece is more accurate, has improved the quality of work piece, has promoted reaming efficiency simultaneously, more satisfies people's user demand.

And, through setting up telescopic link 9 and compression spring 17, when equipment is pushing down the reaming to the work piece, workstation 14 can receive certain pressure, and extrude compression spring 17 and telescopic link 9, make compression spring 17 and telescopic link 9 produce certain deformation, play certain buffering effect when pushing down workstation 14, the stability and the durability of equipment have been improved, make the reaming efficiency of equipment higher, it generally has the reaming precision shortcoming to have solved the common for the mechanical processing reamer in the existing market, be not convenient for carry out effectual restriction to the work piece, because the work piece is at the in-process of reaming, the phenomenon of skew about very easy production, if do not carry out effectual restriction to the work piece, very easy to produce the reaming position deviation of work piece, influence the quality of work piece, the problem of reaming efficiency has been reduced simultaneously.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A reamer that reaming precision is high, includes bottom plate (16), its characterized in that: the hydraulic lifting device is characterized in that fixed support legs (10) are fixedly mounted at the left end and the right end of the bottom plate (16), a fixed frame (1) is fixedly mounted at the top of the bottom plate (16), a top plate (2) is fixedly mounted at the front top of the fixed frame (1), a workbench (14) is movably mounted at the top of the bottom plate (16), fixing rods (4) movably connected with the workbench (14) are fixedly mounted at the left end and the right end between the top plate (2) and the bottom plate (16), compression springs (17) are fixedly mounted at the outer sides of the fixing rods (4) at the left end and the right end between the workbench (14) and the bottom plate (16), two telescopic rods (9) are fixedly mounted between the workbench (14) and the bottom plate (16), limiting strips (13) are movably mounted at the left end and the right end of the top of the workbench (14), a hydraulic pump (3) is fixedly, the hydraulic pump is characterized in that a connecting block (5) is fixedly installed at the output end of the hydraulic pump (3), horizontal rods (11) are fixedly installed on the left side and the right side of the connecting block (5), a movable loop bar (12) movably connected with a fixing rod (4) is fixedly installed on one side of each of the two horizontal rods (11), a motor box (6) is fixedly installed at the bottom of the connecting block (5), a rotating motor (7) is fixedly installed in the inner cavity of the motor box (6), an expanding shaft (8) with one end penetrating through and extending to the outer side of the motor box (6) and movably connected with the motor box (6) is fixedly installed on the output shaft of the rotating motor (7), knobs (15) are movably installed on the left side and the right side of the workbench (14), threaded rods (19) with one ends penetrating through and extending to the inner cavity of the workbench (14) and movably connected with the workbench (14) are fixedly installed on one, the bottom fixed mounting of spacing (13) has one end to run through and extend to workstation (14) inner chamber and with workstation (14) swing joint's connecting plate (20), the bottom fixed mounting of connecting plate (20) has with threaded rod (19) threaded connection's removal loop bar (18).

2. A high reaming accuracy reamer as claimed in claim 1, wherein: the quantity of fixed stabilizer blade (10) is two, and two fixed stabilizer blades (10) are the symmetric distribution with the perpendicular bisector of bottom plate (16), dead lever (4) are the perpendicular installation of ninety degrees with roof (2).

3. A high reaming accuracy reamer as claimed in claim 1, wherein: the left side of the movable sleeve rod (18) is provided with a threaded hole, the threaded hole is matched with the threaded rod (19), and one side, opposite to the two limiting strips (13), of each limiting strip is provided with a clamping groove.

4. A high reaming accuracy reamer as claimed in claim 1, wherein: the sliding openings are formed in the left end and the right end of the top of the workbench (14) and matched with the connecting plate (20), and the through holes are formed in the top of the workbench (14).

5. A high reaming accuracy reamer as claimed in claim 1, wherein: the left and right sides of workstation (14) has all been seted up the card hole, and card hole and threaded rod (19) looks adaptation, connecting plate (20) are ninety degrees perpendicular installation with threaded rod (19).

6. A high reaming accuracy reamer as claimed in claim 1, wherein: two equal fixed mounting in one side that threaded rod (19) is relative has a bearing, and threaded rod (19) pass through bearing and workstation (14) swing joint, the perforation with reaming axle (8) looks adaptation is seted up to the bottom of motor case (6).