CN215280158U

CN215280158U - Reaming jig

Info

Publication number: CN215280158U
Application number: CN202121979141.4U
Authority: CN
Inventors: 沙红俊
Original assignee: JIASHAN PINHUI PRECISION Ltd
Current assignee: JIASHAN PINHUI PRECISION Ltd
Priority date: 2021-08-21
Filing date: 2021-08-21
Publication date: 2021-12-24
Anticipated expiration: 2031-08-21

Abstract

The application relates to the technical field of machining, especially, relate to a reaming tool. The reaming jig comprises a reaming machine, a supporting table and an object carrying table, wherein the reaming machine is connected to the supporting table, the object carrying table is connected to the supporting table in a sliding mode, the object carrying table is located below the reaming machine, a base is fixedly connected to the bottom of the supporting table, a spray gun is further arranged on the side wall of the supporting table, a liquid discharging mechanism used for controlling the discharge amount of cutting liquid is further arranged in the supporting table, the liquid discharging structure comprises an extruding device, a liquid discharging device and a containing box containing the cutting liquid, the extruding device is connected to the liquid discharging device, the feeding port of the liquid discharging device is connected to the containing box, the discharging port of the liquid discharging device is connected to the spray gun, and the muzzle of the spray gun is aligned to a workpiece to be machined. This application has the effect of improving the utilization ratio of reaming in-process to the cutting fluid.

Description

Reaming jig

Technical Field

The application relates to the technical field of machining, especially, relate to a reaming tool.

Background

Reaming is one of the fine machining methods of holes, and a micro metal layer is cut from the wall of the hole of a workpiece by a reamer so as to improve the dimensional precision and the surface quality of the hole, so that the reaming method is an economical and practical machining method.

Cutting fluid spraying is usually required to be carried out on a cutting position in the reaming process, and the purpose is mainly to cool the reamer and improve the precision quality of the reaming hole wall. At present, chinese patent publication No. CN207577463U discloses a drilling machine and a cutting fluid pouring structure thereof, which includes a containing tank, a spraying assembly, a transmission pipeline and a water pump, wherein the cutting fluid contained in the containing tank is pumped by the water pump to the spraying assembly and continuously sprayed onto a workpiece, and the sprayed cutting fluid is filtered by a filter screen to remove iron filings and then is recycled into the containing tank.

In the technology, the spraying amount of the cutting fluid continuously sprayed to the workpiece usually exceeds the required amount of the cutting fluid for reaming the workpiece, so that a large amount of cutting fluid is wasted, and the recovery cost of the cutting fluid is increased.

SUMMERY OF THE UTILITY MODEL

In order to improve the reaming in-process and to the utilization ratio of cutting fluid, this application provides a reaming tool.

The application provides a reaming tool adopts following technical scheme:

reaming tool, including reaming machine, brace table and objective table, the reaming machine connect in on the brace table, the objective table is located the below position of reaming machine, the brace table bottom still fixedly connected with base, the brace table lateral wall still is provided with the spray gun, a serial communication port, set up the space in the brace table, still be provided with the play liquid mechanism that is used for controlling the volume of output of cutting fluid in the space, it includes extrusion device to go out the liquid structure for a proper amount goes out the liquid device and holds the case of holding cutting fluid, extrusion device connect in go out the liquid device, the feed inlet department of going out the liquid device connects hold the case, the discharge gate of going out the liquid device connect in the spray gun, the muzzle of spray gun is aimed at and is waited to process the work piece.

By adopting the technical scheme, the extrusion device, the liquid outlet device and the containing box are arranged, the extrusion device is driven to draw out a proper amount of cutting liquid from the containing box and send the cutting liquid to a workpiece to be processed on the objective table from the nozzle of the spray gun, then the reaming machine is driven to ream the workpiece, the proper amount of the cutting liquid can be controlled to be extruded out through the extrusion device, and the use cost and the recovery cost of the cutting liquid are reduced.

Optionally, the liquid discharging device includes a liquid storage cylinder, a liquid outlet pipe and a liquid inlet pipe, the two ends of the liquid storage cylinder are respectively connected with the liquid outlet pipe and the liquid inlet pipe and make the three internal pipelines be communicated, a liquid inlet valve and a liquid outlet valve are arranged inside the liquid storage cylinder, a piston rod is slidably connected in the liquid storage cylinder, one end of the piston rod penetrates the liquid storage cylinder and is arranged outside the liquid storage cylinder, the piston rod is arranged in a piston part in the liquid storage cylinder, a through hole is formed in the piston part, the liquid outlet valve is fixedly connected in the through hole, the liquid inlet valve is arranged in the liquid inlet pipe orifice, a compression spring is further arranged in the liquid storage cylinder, one end of the compression spring is tightly supported on the end part, close to the liquid inlet pipe, of the piston rod is tightly supported on one end of the liquid inlet pipe, and one end of the liquid inlet pipe is arranged in the cutting liquid of the containing box.

Through adopting above-mentioned technical scheme, the piston rod, the liquid storage cylinder, the setting of feed liquor valve and play liquid valve, an airtight space has been formed in the liquid storage cylinder, through squeezing the piston rod, airtight space volume reduces, make out the liquid valve and open, discharge the cutting fluid in the airtight space from the drain pipe, when not to the piston rod application of force, under compression spring's effect, the increase of airtight space's volume, the feed liquor valve is opened this moment, will hold in the incasement cutting fluid suction airtight space under the effect of atmospheric pressure.

Optionally, the extrusion device includes swinging arms, cam and rotation handle, the through-hole has been seted up on the brace table lateral wall, the rotation handle passes the through-hole and rotates with the through-hole and be connected, the handle part that rotates the handle is arranged in outside the brace table, rotate fixedly connected with pivot on the handle, the pivot coaxial fixation that rotates the handle is in on the cam, the swinging arms articulate in the brace table, the cam bulge with the swinging arms swing part contacts, the one end sliding connection that the cam was kept away from to the swinging arms has the slider, the slider with the piston rod is arranged in the outer one end of receiver is articulated.

By adopting the technical scheme, the cam is indirectly driven to rotate by rotating the handle, so that the cam indirectly drives the swing rod to swing, the piston rod connected to the other end of the swing rod indirectly moves through the swinging of the swing rod, and a certain amount of cutting fluid is indirectly extracted from the containing box by rotating the handle.

Optionally, a circular groove is arranged outside the supporting table, the side wall of the supporting table and a through hole connected with the rotating handle are located in the center of the circular groove, the handle part of the rotating handle is tightly attached to the side wall of the circular groove and extends to the outside of the circular groove, the rotating handle is tightly attached to the side wall part of the circular groove, the blind hole is radially formed in the circular groove, an expansion spring is fixedly connected to the bottom end of the blind hole, the expansion spring deviates from one end of the blind hole bottom, fixedly connected with a spherical clamping block, the spherical clamping block protrudes out of the blind hole, the protruding part is smaller than or equal to a half sphere, a clamping groove is formed in the side wall of the circular groove, and the spherical clamping block is embedded in the clamping groove.

Through adopting above-mentioned technical scheme, spherical fixture block can block in the draw-in groove to release the draw-in groove through increasing thrust, be used for playing the fixed action to the rotating handle.

Optionally, a long-strip-shaped through hole is formed in the side wall of the supporting table, the long-strip-shaped through hole is communicated with the inner space of the supporting table, the spray gun is connected to the long-strip-shaped through hole in a sliding mode, a fixture block is fixedly connected to the spray gun, the fixture block is arranged inside the supporting table and tightly attached to the inner wall of the supporting table, the length of each whole size of the fixture block is larger than the hole width of the long-strip-shaped through hole, the spray gun penetrates through the through hole and is arranged outside the supporting table, external threads are arranged on the spray gun, the external threads are distributed on one side, facing outwards, of the fixture block, a locking knob is connected to the external threads in a threaded mode, the length of each whole size of the locking knob is larger than the hole width of the long-strip-shaped through hole, and the locking knob is tightly attached to the outer wall of the supporting table.

Through adopting above-mentioned technical scheme, spray gun sliding connection realizes that the spray gun slides along rectangular form through-hole direction in rectangular form through arranging the inside fixture block of brace table and the outside locking knob of brace table in and carrying out the rigidity, when rotating the locking knob, the distance between fixture block and the locking knob shortens, realizes hugging closely with the brace table lateral wall, realizes fixedly through frictional force.

Optionally, a template is detachably connected to the object stage, and a fixing groove completely embedded with the processed object is formed in the template.

By adopting the technical scheme, the template arranged on the objective table is provided with the fixing groove which is completely embedded with the processed object, so that the workpiece can be directly fixed conveniently, and the template can adapt to various processed workpieces by casting different templates.

Optionally, a through hole is formed in a position, which needs to be reamed, of the workpiece in the fixing groove, and the through hole penetrates through the objective table.

By adopting the technical scheme, the through hole is arranged under the position to be reamed, so that the reamer of the reaming machine is prevented from colliding with a bearing platform, a template and the like during reaming, and the reamer is prevented from being worn.

Optionally, a waste liquid recovery box is arranged below the through hole, and the waste liquid recovery box is arranged on the base.

Through adopting above-mentioned technical scheme, the waste liquid collection box that sets up is used for retrieving the cutting fluid waste liquid that flows in the through-hole, is convenient for save in order to retrieve.

In summary, the present application has at least one of the following beneficial technical effects:

1. through the arranged liquid outlet structure, the content of the cutting liquid sprayed out by the spray gun can be controlled through the rotation amount of the rotating handle, so that the problem of excessive use of the cutting liquid during workpiece processing is solved, and the production cost is reduced;

2. the template of seting up on the objective table is convenient for directly carry out the gomphosis to the work piece fixed, and can be according to the shape of template inner groovy, fixes the nonstandard piece that various irregularities are difficult to fix, increases the processing variety.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial schematic view of an embodiment of the present application;

FIG. 3 is a partial cross-sectional view of an embodiment of the present application;

FIG. 4 is a partially enlarged view of the embodiment A of the present application;

fig. 5 is a partially enlarged view of the present application at embodiment B.

Description of reference numerals:

1. a reaming machine; 2. an object stage; 3. a support table; 31. a circular groove; 32. a card slot; 33. a strip-shaped through hole; 4. a base; 5. a spray gun; 51. a clamping block; 52. an external thread; 53. locking the knob; 6. a liquid outlet mechanism; 61. an extrusion device; 611. a swing lever; 612. a cam; 613. rotating the handle; 6131. blind holes; 6132. a tension spring; 6133. a spherical fixture block; 614. a slider; 62. a liquid outlet device; 621. a liquid storage cylinder; 622. a liquid outlet pipe; 623. a liquid inlet pipe; 624. a compression spring; 625. a liquid inlet valve; 626. a liquid outlet valve; 627. a piston rod; 63. an accommodating box; 7. a template; 71. fixing grooves; 8. a through hole; 9. waste liquid recovery case.

Detailed Description

Embodiments of the present application are described in further detail below with reference to figures 1-5.

The embodiment of the application discloses reaming tool. Referring to fig. 1 and 2, the reaming jig comprises a reaming machine 1, a support table 3 which is rectangular and vertically arranged, and an object table 2 which is horizontally arranged, the reaming machine 1 is arranged at the top end of the support table 3, the object table 2 is fixedly connected to one side of the support table 3, the object table 2 is positioned below the reaming machine 1, a reamer of the reaming machine 1 is aligned to a workpiece to be machined on the object table 2, the reamer is aligned to the workpiece to be machined on the object table 2, reaming of the workpiece can be realized by driving the reaming machine 1 to move, a base 4 which is rectangular and horizontally arranged is fixedly connected to the bottom of the support table 3, a spray gun 5 is further arranged on one side of the support table 3 where the object table 2 is arranged, a liquid outlet mechanism 6 for controlling the amount of cutting liquid is further arranged in the support table 3, the liquid outlet mechanism comprises an extruding device 61, a liquid outlet device 62 and a containing box 63 for containing the cutting liquid, the extruding device 61 is connected to the liquid outlet device 62, the feed inlet of the liquid outlet device 62 is connected with the containing box 63, the discharge outlet of the liquid outlet device 62 is connected with the spray gun 5, the muzzle of the spray gun 5 is aligned with the workpiece to be machined fixed on the objective table 2, the liquid outlet device 62 is driven by the extrusion device 61 in the reaming process to convey a proper amount of cutting liquid in the containing box 63 to the workpiece to be machined on the objective table 2, the workpiece in the reaming process is cooled and lubricated, and waste caused by continuous output of the cutting liquid is reduced.

Referring to fig. 3, liquid outlet device 62 includes a liquid storage cylinder 621 that is cylindrical and vertical setting, flexible drain pipe 622 and flexible feed liquor pipe 623, drain pipe 622 and feed liquor pipe 623 are connected respectively and are linked together with each pipeline is inside at the both ends of liquid storage cylinder 621, the vertical setting of liquid storage cylinder 621, and inside is provided with feed liquor valve 625 and liquid valve 626, still be provided with piston rod 627 in the liquid storage cylinder 621 and with piston rod 627 sliding connection, piston rod 627 one end is passed a terminal surface of liquid storage cylinder 621 and is arranged in outside liquid storage cylinder 621, the one end of arranging piston rod 627 outside liquid storage cylinder 621 in articulates in extrusion device 61, the piston rod 627 is arranged in the piston part in liquid storage cylinder 621 and has been seted up the through-hole, liquid outlet valve 626 fixed connection is in the through-hole, the mouth of pipe of feed liquor pipe 623 is arranged in to feed liquor valve 625, make the inside confined space that has formed of liquid storage cylinder 621.

A compression spring 624 is further arranged in the liquid storage cylinder 621, one end of the compression spring 624 is tightly abutted against the end portion, close to the liquid inlet pipe 623, of the liquid storage cylinder 621, the other end of the compression spring is fixedly connected to one end, arranged in the liquid storage cylinder 621, of the piston rod 627, one end of the liquid inlet pipe 623 is arranged in the cutting liquid in the accommodating box 63, the piston rod 627 is made to slide in the vertical direction through the squeezing device 61, when the piston rod 627 compresses the compression spring 624, the volume of a sealing space is reduced, the liquid outlet valve 626 on the piston rod 627 is opened, the cutting liquid in the liquid storage cylinder 621 is output to the spray gun 5 along the liquid outlet pipe 622, when the squeezing device 61 does not apply pressure, the sealing space in the liquid storage cylinder 621 is restored under the action of the compression spring 624, at this time, the liquid inlet valve 623 is opened, the cutting liquid is pumped into the sealing space from the accommodating box 63, and the proper supply of the cutting liquid is repeatedly realized.

Referring to fig. 2 and 4, the squeezing device 61 includes a swing rod 611, a cam 612 with a single-side protrusion, and a rotating handle 613 with a zigzag shape, a handle portion of the rotating handle 613 is disposed outside the supporting platform 3 and adjacent to one side of the object stage 2, a rotating shaft is disposed at one end of the rotating handle 613, the rotating shaft is coaxially fixed on the cam 612, a hinge post is disposed in the supporting platform 3, a middle portion of the swing rod 611 is hinged to the hinge post, a protruding portion of the cam 612 contacts with a swing portion of the swing rod 611, the cam 612 is driven to rotate during the rotation of the handle, the swing rod 611 is indirectly driven to swing, a sliding block 614 is slidably connected to one end of the swing rod 611 away from the cam 612, the sliding block 614 is hinged to one end of the piston rod 627 disposed outside the liquid storage barrel 621, and the piston rod 627 is swung by the swing rod 611 to achieve the expansion and contraction of the piston rod 627 in the vertical direction.

The circular groove 31 is arranged outside the support table 3, the rotating handle 613 is arranged on the side wall of the circular groove 31, a blind hole 6131 is formed in the handle part of the rotating handle 613 along the radial direction of the circular groove 31, an extension spring 6132 is fixedly connected to the bottom of the blind hole 6131, one end, deviating from the bottom of the blind hole 6131, of the extension spring 6132 is fixedly connected with a spherical fixture block 6133, part of the spherical fixture block 6133 protrudes out of the blind hole 6131, the protruding part is equal to the size of a half sphere, a clamping groove 32 is formed in the side wall of the circular groove 31, the spherical fixture block 6133 can be embedded in the clamping groove 32, the fixing of the rotation of the handle is achieved, the situation that the cam 612 is indirectly driven to rotate due to the rotation of other external forces is prevented, cutting fluid is sprayed out, and the spherical fixture block 6133 can be removed from the clamping groove 32 due to the increase of the rotating force.

Referring to fig. 5, a vertical strip-shaped through hole 33 is formed in a side wall of the support platform 3 on the side where the object stage 2 is disposed, the strip-shaped through hole 33 is communicated with an inner space of the support platform 3, the spray gun 5 is slidably connected to the strip-shaped through hole 33, a fixture block 51 is fixedly connected to the spray gun 5, the fixture block 51 is disposed in the inner space of the support platform 3 and tightly attached to the side wall of the support platform 3, the whole size of the fixture block 51 cannot pass through the strip-shaped through hole 33, a part of the spray gun 5 passes through the through hole and is disposed outside the support platform 3, an external thread 52 is disposed on the spray gun 5 along the direction of the fixture block 51 towards the gun head of the spray gun 5, a locking knob 53 is threadedly connected to the external thread 52, the whole size of the locking knob 53 cannot pass through the strip-shaped through hole 33, the locking knob 53 is tightly attached to an outer wall of the support platform 3, and the fixing of the spray gun 5 along the strip-shaped through hole 33 is realized by controlling a distance between the locking knob 53 and the fixture block 51, the sliding of the spray gun 5 in the vertical direction of the support table 3 is realized.

Referring to fig. 1 and 2, a template 7 is detachably connected to the stage 2, a fixing groove 71 completely embedded with a workpiece to be processed is formed in the template 7, and simple fixing and limiting of different workpieces are achieved by replacing the template 7 with fixing grooves 71 of different shapes. Through hole 8 has been seted up on the position that the work piece needs the reaming in fixed slot 71, through hole 8 runs through objective table 2, makes the reamer can wear to transship thing platform 2 at the in-process of reaming, prevents that the reamer from colliding with area year thing platform 2 mutually and causing both damages, and through hole 8 corresponds the below position and is provided with waste liquid collection box 9, and waste liquid collection box 9 sets up on base 4, and the cutting fluid of following the through-hole downstream will be retrieved to waste liquid collection box 9 to centralized processing.

The reaming jig of the embodiment of the application implements the principle to be: the workpiece to be processed is placed in the fixed groove 71 in the template 7 of the object stage 2, the muzzle of the spray gun 5 is adjusted to be aligned with the reaming position of the workpiece to be processed, the workpiece to be processed is fixed through the locking knob 53, the cam 612 is driven to rotate by rotating the rotating handle 613 in the reaming process of the reaming machine 1, the swinging rod 611 is indirectly controlled to stretch, the cutting fluid is extracted by the fluid outlet device 62 and sprayed out from the spray gun 5 to the reaming position of the workpiece to be processed, and the cutting waste fluid flows down to the waste fluid recovery tank 9 on the base 4 along the through hole 8.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The reaming jig comprises a reaming machine (1), a supporting table (3) and an object stage (2), wherein the reaming machine (1) is connected to the supporting table (3), the object stage (2) is located below the reaming machine (1), a base (4) is fixedly connected to the bottom of the supporting table (3), a spray gun (5) is further arranged on the side wall of the supporting table (3), the reaming jig is characterized in that a space is formed in the supporting table (3), a liquid outlet mechanism (6) used for controlling the discharge amount of cutting liquid is further arranged in the space, the liquid outlet mechanism comprises an extrusion device (61), a liquid outlet device (62) used for discharging liquid in a proper amount and a containing box (63) containing the cutting liquid, the extrusion device (61) is connected to the liquid outlet device (62), and a feed inlet of the liquid outlet device (62) is connected to the containing box (63), the discharge hole of the liquid outlet device (62) is connected to the spray gun (5), and the muzzle of the spray gun (5) is aligned to the workpiece to be processed.

2. The reaming jig of claim 1, wherein: the liquid outlet device (62) comprises a liquid storage barrel (621), a liquid outlet pipe (622) and a liquid inlet pipe (623), wherein two ends of the liquid storage barrel (621) are respectively connected with the liquid outlet pipe (622) and the liquid inlet pipe (623) and enable the internal pipelines of the liquid storage barrel (621) to be communicated, a liquid inlet valve (625) and a liquid outlet valve (626) are arranged inside the liquid storage barrel (621), a piston rod (627) is connected in the liquid storage barrel (621) in a sliding manner, one end of the piston rod (627) penetrates through the liquid storage barrel (621) and is arranged outside the liquid storage barrel (621), the piston rod (627) is arranged on a piston part in the liquid storage barrel (621) and is provided with a through hole, the liquid outlet valve (626) is fixedly connected in the through hole, the liquid inlet valve (625) is arranged at the pipe orifice of the liquid inlet pipe (623), a compression spring (624) is further arranged in the liquid storage barrel (621), one end of the compression spring (624) is tightly abutted against the end part of the liquid storage barrel (621) close to the liquid storage barrel (623), the other end of the piston rod (627) is tightly abutted against one end of the piston rod close to the liquid inlet pipe (623), and one end of the liquid inlet pipe (623) is arranged in the cutting liquid of the containing box (63).

3. The reaming jig of claim 2, wherein: the extrusion device (61) comprises a swing rod (611), a cam (612) and a rotating handle (613), a through hole is formed in the side wall of the support table (3), the rotating handle (613) penetrates through the through hole and is rotatably connected with the through hole, the handle part of the rotating handle (613) is arranged outside the support table (3), a rotating shaft is fixedly connected to the rotating handle (613), the rotating shaft of the rotating handle (613) is coaxially fixed on the cam (612), the swing rod (611) is hinged in the support table (3), the protruding part of the cam (612) is in contact with the swing part of the swing rod (611), a sliding block (614) is slidably connected to one end, far away from the cam (612), of the swing rod (611), and the sliding block (614) is hinged to one end, arranged outside the liquid storage cylinder (621), of the piston rod (627).

4. A reaming jig according to claim 3, characterized in that: a circular groove (31) is arranged outside the supporting platform (3), a through hole connected with the rotating handle (613) on the side wall of the supporting platform (3) is positioned at the center of the circular groove (31), the handle part of the rotating handle (613) is tightly attached to the side wall of the circular groove (31) and extends out of the circular groove (31), a blind hole (6131) is formed in the side wall part of the rotating handle (613) tightly attached to the circular groove (31) along the radial direction of the circular groove (31), an expansion spring (6132) is fixedly connected at the bottom end of the blind hole (6131), a spherical clamping block (6133) is fixedly connected at one end of the expansion spring (6132) deviating from the bottom of the blind hole (6131), part of the spherical clamping block (6133) protrudes out of the blind hole (6131), the protruding part is less than or equal to a half sphere, a clamping groove (32) is formed in the side wall of the circular groove (31), the spherical clamping block (6133) is embedded in the clamping groove (32).

5. The reaming jig of claim 1, wherein: the side wall of the supporting platform (3) is provided with a long-strip-shaped through hole (33), the long-strip-shaped through hole (33) is communicated with the inner space of the supporting platform (3), a spray gun (5) is connected to the long-strip-shaped through hole (33) in a sliding manner, a clamping block (51) is fixedly connected to the spray gun (5), the clamping block (51) is arranged inside the supporting platform (3) and tightly attached to the inner wall of the supporting platform (3), the lengths of the whole size of the clamping block (51) are all larger than the hole width of the long-strip-shaped through hole (33), the part of the spray gun (5) penetrates through the through hole and is arranged outside the supporting platform (3), external threads (52) are arranged on the spray gun (5), the external threads (52) are distributed on the outward side of the clamping block (51), a locking knob (53) is connected to the external threads (52), and the lengths of the whole size of the locking knob (53) are all larger than the hole width of the long-strip-shaped through hole (33), the locking knob (53) is tightly attached to the outer wall of the support table (3).

6. The reaming jig of claim 1, wherein: the object stage (2) is detachably connected with a template (7), and the template (7) is provided with a fixing groove (71) which is completely embedded with a workpiece.

7. The reaming jig of claim 6, wherein: a through hole (8) is formed in the position, needing reaming, of the workpiece in the fixing groove (71), and the through hole (8) penetrates through the objective table (2).

8. The reaming jig of claim 7, wherein: a waste liquid recovery box (9) is arranged below the through hole (8) correspondingly, and the waste liquid recovery box (9) is arranged on the base (4).