CN112692643A

CN112692643A - Gear machining cutter replacing device

Info

Publication number: CN112692643A
Application number: CN202110045572.1A
Authority: CN
Inventors: 朱建成; 罗春芳; 王友
Original assignee: Foshan Ruixinhe Mechanical Equipment Co ltd
Current assignee: Foshan Ruixinhe Mechanical Equipment Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-04-23

Abstract

The invention relates to the technical field of gear machining and discloses a gear machining cutter replacing device which comprises a box body, wherein a base plate and a hydraulic cylinder are installed at the top of the box body, and the hydraulic cylinder is located behind the base plate. The hydraulic cylinder drives the top plate and the motor to lift, so that the height of the transmission shaft and the rotary table can be adjusted, the use height can be conveniently adjusted according to the height of a user, and the use convenience is improved; the cutter head is arranged between the two support plates and fastened through the bolts, so that the cutter head is convenient to disassemble and assemble, the vertical suspension of the cutter to be replaced is convenient by using the design of the positioning block at the bottom of the cutter head, the subsequent cleaning and oiling of the cutter are convenient, and the use convenience is improved; through the slide rail that distributes about the internally mounted of box, utilize the sliding connection of both ends slider and slide rail about the rack, be convenient for slide the rack to the outside of box, make things convenient for the access of the inside reserve cutter of rack, improved the use convenience.

Description

Gear machining cutter replacing device

Technical Field

The invention relates to the technical field of gear machining, in particular to a gear machining cutter replacing device.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged. The principle of generating the cutting method and the successive appearance of special machine tools and tools for cutting teeth by using the principle have been regarded at the end of the 19 th century, with the development of production, the smoothness of gear operation has been emphasized, gear castings are also called cast steel gears, because most gears are made of cast steel, the weight of the gear castings is usually from several kilograms to several tons, the material of the gear castings is usually high carbon cast steel, and some alloy steels containing chromium, nickel and molybdenum are used to achieve very high tensile strength. Typically the physical requirements of the bull gear are lower than the pinion gear.

In the machining process of the gear, a plurality of tools are required to be used for cutting, the tools are tools used for cutting in mechanical manufacturing and are also called cutting tools, most of the tools are used for machines, but the tools are used for hands, the tool material is a fundamental factor for determining the cutting performance of the tools, the influence on the machining efficiency, the machining quality, the machining cost and the tool durability is large, the harder the tool material is, the better the wear resistance is, the higher the hardness is, the lower the impact toughness is, and the more brittle the material is. Hardness and toughness are a pair of contradictions and are a key to be overcome by the cutter material.

The cutter can produce wearing and tearing in the use, leads to the cutter precision to descend, consequently needs regularly to change the cutter, but at present when changing the cutter, all directly place the cutter on the workstation, inconvenient oiling is handled to the cutter, also need take reserve cutter from the warehouse moreover, brings inconvenience for actual change, for this reason, we propose a gear machining cutter changing device.

Disclosure of Invention

In view of the above problems of the prior art, the present invention provides a gear machining tool changer.

In order to achieve the purpose, the gear machining cutter replacing device provided by the invention comprises a box body, wherein a base plate and a hydraulic cylinder are installed at the top of the box body, the hydraulic cylinder is positioned behind the base plate, the pushing end of the hydraulic cylinder faces upwards and is provided with a top plate, a motor is installed at the top of the top plate, an output shaft of the motor extends to the position below the top plate and is provided with a transmission shaft, the other end of the transmission shaft is provided with a turntable, the bottom of the turntable is provided with symmetrically distributed support plates, and a cutter head is inserted between the two support plates;

slide rails are installed at the top and the bottom of the inner cavity of the box body, a placing frame is arranged in the middle of the inner cavity of the box body, the upper end and the lower end of the placing frame are respectively in sliding connection with the adjacent slide rails, a limiting plate is installed in the middle of the placing frame, a positioning plate is installed at the bottom of the inner cavity of the placing frame, and a cutter is arranged in the placing frame and is in sliding insertion connection with the limiting plate and the positioning plate.

Preferably, the cutter head comprises a disc, a positioning plate and a positioning block are respectively installed at the upper end and the lower end of the disc, two sides of the disc are respectively connected with adjacent support plates, the positioning plate is inserted into the bottom of the turntable, and a cutter to be replaced is sleeved at the bottom of the positioning block.

Preferably, two the fixed block is all installed to the one side that the extension board is close to each other, the constant head tank has been seted up to the opposite side of fixed block, the side of disc inserts in the constant head tank, and passes through the bolt-up.

Preferably, the bottom end of the positioning block is provided with a threaded hole, and the top end of the tool to be replaced is a threaded shaft and is in threaded engagement with the positioning block.

Preferably, the rack is in the shape of a rectangular frame with a through groove formed in the top, and the upper end and the lower end of the rack are both provided with symmetrically distributed sliding blocks which are connected with the sliding rails in a sliding mode.

Preferably, an opening matched with the placing rack is formed in one side of the box body, and the sliding blocks at the upper end and the lower end of the placing rack are connected with the inner wall of the opening in a sliding mode.

Preferably, the middle part of the limiting plate is provided with a sponge sleeve, the top of the locating plate is provided with a locating hole corresponding to the sponge sleeve, and the cutter is inserted into the sponge sleeve and the locating hole from top to bottom.

Preferably, the fixed strip of symmetric distribution is installed to the bottom of roof, the spout has been seted up to one side that the fixed strip is close to the carousel, the stabilizing ring is installed to the periphery of carousel, the outer edge of stabilizing ring just mutual sliding connection in extending to the spout.

Compared with the prior art, the gear machining cutter replacing device provided by the invention has the following beneficial effects:

the hydraulic cylinder drives the top plate and the motor to lift, so that the height of the transmission shaft and the rotary table can be adjusted, the use height can be conveniently adjusted according to the height of a user, and the use convenience is improved; the cutter head is arranged between the two support plates and fastened through the bolts, so that the cutter head is convenient to disassemble and assemble, the vertical suspension of the cutter to be replaced is convenient by using the design of the positioning block at the bottom of the cutter head, the subsequent cleaning and oiling of the cutter are convenient, and the use convenience is improved; through the slide rail that distributes about the internally mounted of box, utilize the sliding connection of both ends slider and slide rail about the rack, be convenient for slide the rack to the outside of box, make things convenient for the access of the inside reserve cutter of rack, improved the use convenience.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the case according to the present invention;

FIG. 3 is a schematic structural view of a cutter head of the present invention;

fig. 4 is a schematic structural view of the fixing block of fig. 3 according to the present invention.

In the figure: 1. a box body; 2. a base plate; 3. a hydraulic cylinder; 4. a top plate; 5. a motor; 6. a drive shaft; 7. a turntable; 8. a support plate; 9. a cutter head; 91. a disc; 92. positioning a plate; 93. positioning blocks; 10. a fixing strip; 11. a stabilizing ring; 12. a slide rail; 13. placing a rack; 14. a limiting plate; 15. positioning a plate; 16. a fixed block; 17. positioning a groove; 18. a bolt; 19. and (4) opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.

Referring to fig. 1-4, a gear machining tool replacing device comprises a box body 1, a base plate 2 and a hydraulic cylinder 3 are mounted at the top of the box body 1, the hydraulic cylinder 3 is located behind the base plate 2, a pushing end of the hydraulic cylinder 3 faces upwards and is provided with a top plate 4, a motor 5 is mounted at the top of the top plate 4, an output shaft of the motor 5 extends to the lower portion of the top plate 4 and is provided with a transmission shaft 6, a turntable 7 is mounted at the other end of the transmission shaft 6, support plates 8 which are symmetrically distributed are mounted at the bottom of the turntable 7, and a cutter head 9 is inserted between the two;

slide rails 12 are installed at the top and the bottom of an inner cavity of the box body 1, a placing frame 13 is arranged in the middle of the inner cavity of the box body 1, the upper end and the lower end of the placing frame 13 are respectively in sliding connection with the adjacent slide rails 12, a limiting plate 14 is installed in the middle of the placing frame 13, a positioning plate 15 is installed at the bottom of the inner cavity of the placing frame 13, and a cutter is arranged in the placing frame 13 and is in sliding insertion connection with the limiting plate 14.

Cutter head 9 includes disc 91, and locating plate 92 and locating piece 93 are installed respectively to the upper and lower both ends of disc 91, and the both sides of disc 91 are connected with adjacent extension board 8 respectively, and locating plate 92 is pegged graft with the bottom of carousel 7, and the cutter of treating the change cup joints in the bottom of locating piece 93, through the design of cutter head 9, and the hanging after the cutter change of being convenient for the cutter is vertical puts, makes things convenient for subsequent cleanness and oils.

Fixed block 16 is all installed to one side that two extension boards 8 are close to each other, constant head tank 17 has been seted up to the opposite side of fixed block 16, the side of disc 91 is inserted in constant head tank 17, and fasten through bolt 18, through the integrated design of fixed block 16 and constant head tank 17, make disc 91 can insert between two fixed blocks 16, the dismouting of disc 91 of being convenient for, rethread bolt 18 fastens, disc 91's installation stability has been improved, it rotates to drive transmission shaft 6 and carousel 7 through motor 5, make blade disc 9 rotate, be convenient for hang the position conversion of cutter, make things convenient for one by one cleanness and the oil of cutter, it is convenient to bring for in-service use.

Threaded hole is seted up to the bottom of locating piece 93, treats the cutter top of changing for the threaded spindle and with locating piece 93 thread engagement, threaded connection's mode makes things convenient for quick and stably to be connected between cutter and the locating piece 93, can improve the dismouting convenience of cutter.

Rack 13 sets up the rectangular frame shape that leads to the groove for the top, and the slider of symmetric distribution is all installed at rack 13's upper and lower both ends, slider and slide rail 12 sliding connection, and the design that the groove was led to at the top, the access of the inside reserve cutter of rack 13 of being convenient for, through the sliding connection of slider and slide rail 12, can improve rack 13's slip stability.

An opening 19 matched with the placing frame 13 is formed in one side of the box body 1, and the sliding blocks at the upper end and the lower end of the placing frame 13 are connected with the inner wall of the opening 19 in a sliding mode.

The middle part of the limiting plate 14 is provided with a sponge sleeve, the top of the positioning plate 15 is provided with a positioning hole corresponding to the sponge sleeve, and the cutter is inserted into the sponge sleeve and the positioning hole from top to bottom, so that the placing stability of the cutter is improved.

The fixed strip 10 of symmetric distribution is installed to the bottom of roof 4, and the spout has been seted up to one side that fixed strip 10 is close to carousel 7, and stabilizing ring 11 is installed to the periphery of carousel 7, and stabilizing ring 11's outer edge just mutual sliding connection in extending to the spout has improved the rotational stability of carousel 7.

According to the invention, the hydraulic cylinder 3 drives the top plate 4 and the motor 5 to lift, so that the height of the transmission shaft 6 and the rotary table 7 can be adjusted, the use height can be conveniently adjusted according to the height of a user, and the use convenience is improved; the cutter head 9 is arranged between the two support plates 8 and fastened through the bolts 18, so that the cutter head 9 is convenient to disassemble and assemble, the vertical suspension of a cutter to be replaced is convenient by using the design of the positioning block 93 at the bottom of the cutter head 9, the subsequent cleaning and oiling of the cutter are convenient, and the use convenience is improved; through the slide rail 12 that distributes about the internally mounted of box 1, utilize the sliding connection of both ends slider and slide rail 12 about rack 13, be convenient for slide rack 13 to the outside of box 1, make things convenient for the access of the inside reserve cutter of rack 13, improved the use convenience.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the present invention, the scope of which is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The gear machining cutter replacing device is characterized by comprising a box body (1), wherein a base plate (2) and a hydraulic cylinder (3) are installed at the top of the box body (1), the hydraulic cylinder (3) is located behind the base plate (2), a top plate (4) is installed at the upward pushing end of the hydraulic cylinder (3), a motor (5) is installed at the top of the top plate (4), an output shaft of the motor (5) extends to the position below the top plate (4) and is provided with a transmission shaft (6), a rotary table (7) is installed at the other end of the transmission shaft (6), support plates (8) which are symmetrically distributed are installed at the bottom of the rotary table (7), and a cutter head (9) is inserted between the two support plates (8);

slide rail (12) are all installed to the top and the bottom of box (1) inner chamber, the middle part of box (1) inner chamber is provided with rack (13), the upper and lower both ends of rack (13) respectively with adjacent slide rail (12) sliding connection, the mid-mounting of rack (13) has limiting plate (14), locating plate (15) are installed to the bottom of rack (13) inner chamber, and the cutter is arranged in rack (13), and with limiting plate (14) and locating plate (15) slip grafting.

2. The gear machining cutter replacing device according to claim 1, wherein the cutter head (9) comprises a disc (91), a positioning plate (92) and a positioning block (93) are respectively mounted at the upper end and the lower end of the disc (91), two sides of the disc (91) are respectively connected with adjacent support plates (8), the positioning plate (92) is inserted into the bottom of the rotary table (7), and a cutter to be replaced is sleeved at the bottom of the positioning block (93).

3. The gear machining cutter replacing device according to claim 2, wherein a fixing block (16) is mounted on one side of each of the two support plates (8) close to each other, a positioning groove (17) is formed in the other side of each fixing block (16), and the side edge of the disc (91) is inserted into the positioning groove (17) and fastened through a bolt (18).

4. The gear machining tool changer according to claim 2, characterized in that the bottom end of the positioning block (93) is provided with a threaded hole, and the top end of the tool to be changed is a threaded shaft and is in threaded engagement with the positioning block (93).

5. The gear machining tool changing device according to claim 1, wherein the placing frame (13) is in a rectangular frame shape with a through groove at the top, and symmetrically distributed sliding blocks are mounted at the upper end and the lower end of the placing frame (13) and are connected with the sliding rails (12) in a sliding manner.

6. The gear machining cutter replacing device according to claim 5, wherein an opening (19) matched with the placing frame (13) is formed in one side of the box body (1), and sliding blocks at the upper end and the lower end of the placing frame (13) are connected with the inner wall of the opening (19) in a sliding mode.

7. The gear machining cutter replacing device according to claim 1, wherein a sponge sleeve is installed in the middle of the limiting plate (14), a positioning hole corresponding to the sponge sleeve is formed in the top of the positioning plate (15), and a cutter is inserted into the sponge sleeve and the positioning hole from top to bottom.

8. The gear machining cutter replacing device according to claim 1, wherein symmetrically distributed fixing strips (10) are installed at the bottom of the top plate (4), one side, close to the rotating disc (7), of each fixing strip (10) is provided with a sliding groove, a stabilizing ring (11) is installed on the periphery of the rotating disc (7), and the outer edges of the stabilizing rings (11) extend into the sliding grooves and are in sliding connection with each other.