CN216370203U - Eccentric fine boring cutter for semi-circular hole of crosshead - Google Patents

Eccentric fine boring cutter for semi-circular hole of crosshead Download PDF

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Publication number
CN216370203U
CN216370203U CN202123059568.5U CN202123059568U CN216370203U CN 216370203 U CN216370203 U CN 216370203U CN 202123059568 U CN202123059568 U CN 202123059568U CN 216370203 U CN216370203 U CN 216370203U
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CN
China
Prior art keywords
eccentric
extension handle
adjusting screw
fine boring
cutter
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Application number
CN202123059568.5U
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Chinese (zh)
Inventor
周灵
张竹优
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Shaoguan Meishengkai Machinery Manufacturing Co ltd
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Shaoguan Meishengkai Machinery Manufacturing Co ltd
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Abstract

The utility model discloses a crosshead semicircular hole eccentric fine boring cutter which comprises a cutter holder, wherein an extension handle is arranged at the top of the cutter holder, a cutter head is arranged at the top of the extension handle, a connecting mechanism is arranged between the cutter holder and the extension handle, an eccentric adjusting mechanism is arranged between the extension handle and the cutter head, a fine boring adjusting mechanism is arranged at the top of the cutter head and comprises an adjusting chamber arranged in the cutter head, a fine boring adjusting screw rod is rotatably connected in the adjusting chamber, and a fine boring rotating disc is fixedly connected to the right end face of the fine boring adjusting screw rod. This eccentric smart boring cutter in cross head semicircle orifice utilizes the rotatory finish boring adjusting screw of fine tuning rotary disk, can drive and remove slider and blade holder and remove to reached and carried out the purpose of adjusting to the processing internal diameter, utilized eccentric rotary disk to drive eccentric adjusting screw and rotate, can realize carrying out the purpose of eccentric removal to the tool bit, thereby in machining, reached the purpose that increases the regulation stroke of smart boring cutter, made its application range increase.

Description

Eccentric fine boring cutter for semi-circular hole of crosshead
Technical Field
The utility model relates to the technical field of numerical control machining tools, in particular to a crosshead semicircular hole eccentric fine boring tool.
Background
The numerical control lathe and the turning center are high-precision and high-efficiency automatic machine tools. The multi-station tool turret or the power tool turret is equipped, the machine tool has wide processing technology performance, can process complex workpieces such as straight-line cylinders, oblique-line cylinders, circular arcs and various threads, grooves, worms and the like, and plays a good economic effect in the batch production of complex parts.
When a numerical control lathe and a machining center are used for machining, various machining tools including a fine boring tool are required, the conventional fine boring tool is limited by the radius of a tool bit during adjustment, and the adjustment stroke is small, so that when workpieces with different aperture ranges are machined, a plurality of tools with different strokes need to be arranged, and the tools are expensive, so that the production cost of enterprises is increased undoubtedly.
Therefore, the utility model provides an eccentric fine boring tool for a semi-circular hole of a crosshead.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an eccentric fine boring tool for a semicircular hole of a crosshead, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an eccentric finish boring cutter in cross head semicircle orifice, including the blade holder, the top of blade holder is provided with extends the handle, the top of extending the handle is provided with the tool bit, be provided with coupling mechanism between blade holder and the extension handle, it is provided with eccentric adjustment mechanism to extend between handle and the tool bit, the top of tool bit is provided with finish boring adjustment mechanism, finish boring adjustment mechanism is including seting up the regulation cavity inside the tool bit, the internal rotation of regulation cavity is connected with finish boring adjusting screw, finish boring adjusting screw's right-hand member face fixedly connected with finish turning dish, finish boring adjusting screw's surperficial threaded connection has the removal slider, the fixed surface of removal slider is connected with the blade seat, the blade resettlement groove has been seted up on the surface of blade seat.
Preferably, the edge of the tool apron is provided with a positioning clamping groove, and the bottom end of the tool apron is provided with a clamping blind rivet.
Preferably, the connecting mechanism comprises a fixing block fixedly connected to the upper surface of the cutter holder, a mounting groove matched with the fixing block is formed in the surface of the extension handle, and a mounting bolt used for fixing the extension handle is arranged on the surface of the fixing block.
Preferably, eccentric adjustment mechanism is including seting up the regulation chamber at extension handle top, and the inside rotation in regulation chamber is connected with eccentric adjusting screw, and eccentric adjusting screw's pitch is greater than the pitch of fine boring adjusting screw, eccentric adjusting screw and tool bit threaded connection, and the spacing draw runner of the bottom fixedly connected with of tool bit, the spacing spout with spacing draw runner looks adaptation is seted up at the top of extension handle, eccentric adjusting screw's right-hand member fixedly connected with eccentric rotary disk, the scale mark line has all been seted up on the surface of eccentric rotary disk and fine tuning rotary disk.
Preferably, the surface of the extension handle is in threaded connection with a first locking bolt for locking the cutter head, and the surface of the cutter head is in threaded connection with a second locking bolt for locking the movable slider.
Preferably, the tool apron, the extension handle and the tool bit are internally provided with water inlet channels which are communicated with each other, and the surface of the clamping blind rivet is provided with a through hole communicated with the water inlet channels.
Advantageous effects
The utility model provides a crosshead semicircular hole eccentric fine boring cutter which has the following beneficial effects:
1. this eccentric finish boring sword of cross head semicircle orifice, through setting up fine boring adjustment mechanism, utilize the rotatory fine boring adjusting screw of fine tuning rotary disk, can drive and remove slider and blade holder and remove, thereby reached the purpose of adjusting the processing internal diameter, through setting up eccentric adjustment mechanism, utilize eccentric rotary disk to drive eccentric adjusting screw and rotate, can realize carrying out the purpose of eccentric removal to the tool bit, thereby machining, the purpose of the regulation stroke that has reached the increase fine boring sword, make its application range increase.
2. This eccentric finish boring sword in cross head semicircle orifice, through setting up coupling mechanism, can carry out firm fixed with the extension handle with the blade holder, and can be according to the needs of depth of working, change the extension handle of different length, through setting up inhalant canal, when using, the internal circulation water of lathe can flow through behind through-hole and the inhalant canal, spout from regulation cavity department, thereby reached and carried out refrigerated purpose to the blade of installing at blade arrangement groove and the cutting face of processing work piece, ensure safe smooth cutting process, through setting up spacing draw runner, when the eccentric removal takes place for the tool bit and extension handle, can maintain the stability of tool bit.
Drawings
FIG. 1 is a schematic perspective view of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a front cross-sectional view of the second embodiment of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1.
In the figure: the special tool comprises a tool apron 1, an extension handle 2, a tool bit 3, a fine boring adjusting screw rod 4, a fine adjusting rotating disc 5, a moving sliding block 6, a tool blade seat 7, a positioning clamping groove 8, a clamping rivet 9, a fixing block 10, a mounting bolt 11, an eccentric adjusting screw rod 12, a limiting sliding strip 13, an eccentric rotating disc 14, a scale mark line 15, a first locking bolt 16, a second locking bolt 17 and a water inlet channel 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an eccentric finish boring cutter in cross head semicircle orifice, includes blade holder 1, and positioning channel 8 has been seted up to the edge of blade holder 1, and the bottom of blade holder 1 is provided with centre gripping blind rivet 9.
The top of blade holder 1 is provided with extension handle 2, the top of extension handle 2 is provided with tool bit 3, be provided with coupling mechanism between blade holder 1 and the extension handle 2, coupling mechanism includes fixed block 10 of fixed connection at 1 upper surface of blade holder, the mounting groove with fixed block 10 looks adaptation is seted up on the surface of extension handle 2, the surface of fixed block 10 is provided with the construction bolt 11 that is used for fixed extension handle 2, through setting up coupling mechanism, can carry out firm fixed with blade holder 1 and extension handle 2, and can be according to the needs of the machining depth, change the extension handle 2 of different length.
An eccentric adjusting mechanism is arranged between the extension handle 2 and the cutter head 3, the eccentric adjusting mechanism comprises an adjusting cavity arranged at the top of the extension handle 2, an eccentric adjusting screw 12 is rotatably connected inside the adjusting cavity, the thread pitch of the eccentric adjusting screw 12 is larger than that of the fine boring adjusting screw 4, the eccentric adjusting screw 12 is in threaded connection with the cutter head 3, the bottom end of the tool bit 3 is fixedly connected with a limiting slide bar 13, the top of the extension handle 2 is provided with a limiting slide groove matched with the limiting slide bar 13, the right end of the eccentric adjusting screw 12 is fixedly connected with an eccentric rotating disk 14, the surfaces of the eccentric rotating disk 14 and the fine adjusting rotating disk 5 are both provided with scale marking lines 15, the surface of the tool bit 3 is in threaded connection with a second locking bolt 17 used for locking the movable slide block 6, by providing the limit slider 13, the stability of the tool bit 3 can be maintained when the tool bit 3 and the extension handle 2 eccentrically move.
The top of tool bit 3 is provided with fine boring adjustment mechanism, fine boring adjustment mechanism is including seting up the regulation cavity in tool bit 3 inside, the inside rotation of regulation cavity is connected with fine boring adjusting screw 4, fine boring adjusting screw 4's right-hand member face fixedly connected with fine turning rotary disk 5, fine boring adjusting screw 4's surperficial threaded connection has the removal slider 6, the fixed surface of removal slider 6 is connected with blade seat 7, blade mounting groove has been seted up on the surface of blade seat 7, the surperficial threaded connection of extension handle 2 has the first locking bolt 16 that is used for locking tool bit 3.
Through setting up fine boring adjustment mechanism, utilize the rotatory fine boring adjusting screw 4 of fine tuning rotary disk 5, can drive movable slide 6 and blade seat 7 and remove to reached the purpose of adjusting the processing internal diameter, through setting up eccentric adjustment mechanism, utilize eccentric rotary disk 14 to drive eccentric adjusting screw 12 and rotate, can realize carrying out the purpose of eccentric removal to tool bit 3, thereby in machining, reached the purpose that increases the regulation stroke of fine boring cutter, make its application range increase.
The inside of blade holder 1, extension handle 2 and tool bit 3 is seted up inhalant canal 18 that communicates each other, the through-hole that is linked together with inhalant canal 18 is seted up on the surface of centre gripping blind rivet 9, through setting up inhalant canal 18, when using, numerical control lathe's internal circulating water can flow through behind through-hole and inhalant canal 18, spout from regulation cavity department, thereby reached and carried out refrigerated purpose to the blade of installing at blade resettlement groove and the cutting face of processing work piece, ensure safe smooth cutting process.
The working principle is as follows: when the eccentric fine boring cutter for the semicircular hole of the crosshead is used, the cutter holder 1 is clamped into a cutter jacket of a numerical control lathe, positioning is carried out by using a positioning clamping groove 8, fixing is carried out by using a clamping pull nail 9, referring to a scale mark line 15, a fine boring adjusting screw rod 4 is rotated by using a fine adjusting rotating disk 5, a moving slider 6 and a blade holder 7 are driven to move, after adjustment is finished, the moving slider 6 is locked by using a first locking bolt 16, the purpose of adjusting the machining inner diameter is achieved, when the machining stroke is insufficient, an eccentric adjusting screw rod 12 is driven to rotate by using an eccentric rotating disk 14, after adjustment is finished, the cutter head 3 is locked by using a second locking bolt 17, the purpose of carrying out eccentric movement on the cutter head 3 can be achieved, therefore, the purpose of increasing the adjusting stroke of the fine boring cutter is achieved during machining, and the use range of the fine boring cutter is enlarged.
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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an eccentric finish boring cutter in cross head semicircle orifice, includes blade holder (1), its characterized in that: the top of blade holder (1) is provided with extension handle (2), the top of extension handle (2) is provided with tool bit (3), be provided with coupling mechanism between blade holder (1) and the extension handle (2), be provided with eccentric adjustment mechanism between extension handle (2) and tool bit (3), the top of tool bit (3) is provided with fine boring adjustment mechanism, fine boring adjustment mechanism is including seting up the regulation cavity in tool bit (3) inside, the internal rotation of regulation cavity is connected with fine boring adjusting screw (4), the right-hand member face fixedly connected with fine turning disk (5) of fine boring adjusting screw (4), the surperficial threaded connection of fine boring adjusting screw (4) has removal slider (6), the fixed surface of removal slider (6) is connected with blade seat (7), the blade mounting groove has been seted up on the surface of blade seat (7).
2. The crosshead semi-circular hole eccentric fine boring cutter according to claim 1, characterized in that: the edge of the tool apron (1) is provided with a positioning clamping groove (8), and the bottom end of the tool apron (1) is provided with a clamping blind rivet (9).
3. The crosshead semi-circular hole eccentric fine boring cutter according to claim 1, characterized in that: the connecting mechanism comprises a fixing block (10) fixedly connected to the upper surface of the tool apron (1), a mounting groove matched with the fixing block (10) is formed in the surface of the extension handle (2), and a mounting bolt (11) used for fixing the extension handle (2) is arranged on the surface of the fixing block (10).
4. The crosshead semi-circular hole eccentric fine boring cutter according to claim 1, characterized in that: eccentric adjustment mechanism is including seting up the regulation chamber at extension handle (2) top, the inside rotation in regulation chamber is connected with eccentric adjusting screw (12), the pitch of eccentric adjusting screw (12) is greater than the pitch of finish boring adjusting screw (4), eccentric adjusting screw (12) and tool bit (3) threaded connection, and the spacing draw runner of bottom fixedly connected with (13) of tool bit (3), the spacing spout with spacing draw runner (13) looks adaptation is seted up at the top of extension handle (2), the eccentric rotary disk (14) of right-hand member fixedly connected with of eccentric adjusting screw (12), scale identification line (15) have all been seted up on the surface of eccentric rotary disk (14) and finish turning rotary disk (5).
5. The crosshead semi-circular hole eccentric fine boring cutter according to claim 1, characterized in that: the surface of the extension handle (2) is in threaded connection with a first locking bolt (16) used for locking the cutter head (3), and the surface of the cutter head (3) is in threaded connection with a second locking bolt (17) used for locking the movable sliding block (6).
6. The crosshead semi-circular hole eccentric fine boring cutter according to claim 1 or 2, characterized in that: the inside of blade holder (1), extension handle (2) and tool bit (3) is seted up inhalant canal (18) that communicate each other, and the through-hole that is linked together with inhalant canal (18) is seted up on the surface of centre gripping blind rivet (9).
CN202123059568.5U 2021-12-08 2021-12-08 Eccentric fine boring cutter for semi-circular hole of crosshead Active CN216370203U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123059568.5U CN216370203U (en) 2021-12-08 2021-12-08 Eccentric fine boring cutter for semi-circular hole of crosshead

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123059568.5U CN216370203U (en) 2021-12-08 2021-12-08 Eccentric fine boring cutter for semi-circular hole of crosshead

Publications (1)

Publication Number Publication Date
CN216370203U true CN216370203U (en) 2022-04-26

Family

ID=81222042

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123059568.5U Active CN216370203U (en) 2021-12-08 2021-12-08 Eccentric fine boring cutter for semi-circular hole of crosshead

Country Status (1)

Country Link
CN (1) CN216370203U (en)

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