CN111531187A - Main shaft inclination angle adjusting mechanism - Google Patents
Main shaft inclination angle adjusting mechanism Download PDFInfo
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- CN111531187A CN111531187A CN202010412390.9A CN202010412390A CN111531187A CN 111531187 A CN111531187 A CN 111531187A CN 202010412390 A CN202010412390 A CN 202010412390A CN 111531187 A CN111531187 A CN 111531187A
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- spindle
- processing
- main shaft
- threaded rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
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Abstract
The invention relates to a main shaft inclination angle adjusting mechanism which is arranged on a machine tool and used for adjusting a processing inclination angle of a processing main shaft, and the main shaft inclination angle adjusting mechanism comprises a base arranged on the machine tool, two mounting plates arranged on two sides of the base, an adjusting pipe, a first threaded rod and a second threaded rod which are respectively in threaded connection with two ends of the adjusting pipe, wherein the two mounting plates are respectively positioned on two sides of the processing main shaft; the first threaded rod is connected with the processing main shaft through a revolute pair, and the second threaded rod is connected with the base through a revolute pair; and loosening the screw and rotating the adjusting pipe to enable the first threaded rod and the second threaded rod to be close to or far away from each other, so that the linkage processing spindle is in rotating fit with the machine tool, and the screw is in movable fit with the guide arc-shaped hole. The invention realizes the adjustment of the processing inclination angle of the processing main shaft and improves the processing efficiency of valve body products.
Description
Technical Field
The invention belongs to the technical field of machine tool accessories, and particularly relates to a main shaft inclination angle adjusting mechanism.
Background
The installation position of a machining main shaft on the existing machine tool is unique, the inclination of the machining main shaft cannot be adjusted, and the machining requirements of the existing valve structure, especially the valve structure with an inclined drilling hole, such as a water meter shell, a gate valve and other products, cannot be met.
Therefore, there is a need in the art to design a structure capable of adjusting the inclination of the processing spindle.
Disclosure of Invention
Based on the above-mentioned shortcomings in the prior art, the present invention provides a spindle tilt angle adjusting mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
a main shaft inclination angle adjusting mechanism is arranged on a machine tool and used for adjusting a processing inclination angle of a processing main shaft, and comprises a base arranged on the machine tool, two mounting plates arranged on two sides of the base, an adjusting pipe, a first threaded rod and a second threaded rod which are respectively in threaded connection with two ends of the adjusting pipe, wherein the two mounting plates are respectively positioned on two sides of the processing main shaft and are provided with opposite guiding arc-shaped holes, the guiding arc-shaped holes correspond to screws one to one, and the screws penetrate through the corresponding guiding arc-shaped holes to be fixedly connected with the processing main shaft; the first threaded rod is connected with the processing main shaft through a revolute pair, and the second threaded rod is connected with the base through a revolute pair; and loosening the screw and rotating the adjusting pipe to enable the first threaded rod and the second threaded rod to be close to each other or be away from each other, so that the linkage processing spindle is in rotating fit with the machine tool, and the screw is in movable fit with the guide arc-shaped hole.
Preferably, the spindle inclination angle adjusting mechanism further comprises an encoder, the encoder is used for measuring the rotation angle of the processing spindle, and the encoder is mounted on any mounting plate.
Preferably, the main shaft inclination angle adjusting mechanism further comprises two pressing strips and an adjusting rod, the two pressing strips are arranged on the machine tool in parallel along the horizontal direction, the base is limited between the two pressing strips and can move along the extending direction of the pressing strips, and the adjusting rod is fixedly connected with the base so as to adjust the base to move along the extending direction of the pressing strips.
Preferably, the cross section of the pressing strip is of an L-shaped structure.
Preferably, the main shaft inclination angle adjusting mechanism further comprises a linear displacement sensor, and the linear displacement sensor is connected with the base through a revolute pair.
Preferably, the adjusting pipe is a hexagonal adjusting pipe.
Preferably, the outer wall of the adjusting pipe is provided with an adjusting handle.
As the preferred scheme, the guide arc-shaped holes are provided with a plurality of positions, and are distributed along the motion trail of the machining main shaft in a rotating matching mode with the machine tool.
As the preferred scheme, the guide arc-shaped holes are provided with a plurality of positions and distributed on parallel motion tracks. .
Compared with the prior art, the invention has the beneficial effects that:
the main shaft inclination angle adjusting mechanism is designed aiming at the machining main shaft, realizes the adjustment of the machining inclination angle of the machining main shaft, is beneficial to the integrated machining and molding of a valve body structure, and improves the machining efficiency of a valve body product.
Drawings
Fig. 1 is a schematic structural diagram of a spindle tilt angle adjusting mechanism according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another side of a spindle tilt angle adjusting mechanism according to a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of another side of the spindle tilt angle adjusting mechanism according to the first embodiment of the present invention;
FIG. 4 is a schematic view of a structural model of a processing machine tool for a waterwheel composite water meter shell and a gate valve according to a first embodiment of the present invention;
FIG. 5 is a schematic view of another side of a processing machine tool for a waterwheel composite water meter shell and a gate valve according to a first embodiment of the present invention;
fig. 6 is a model diagram of a water meter case processed at a third station of the processing machine tool for a combined water meter case and a gate valve according to the first embodiment of the invention;
fig. 7 is a structural model diagram of a water meter case processed at a seventh station of the processing machine tool for the combined water meter case and the gate valve of the first embodiment of the invention;
fig. 8 is a schematic structural view of a processing machine tool dedicated for a waterwheel composite water meter shell and a gate valve according to an embodiment of the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain the embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort. In addition, directional terms referred to in the following examples, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Accordingly, the directional terminology is used for purposes of illustration and is in no way limiting.
The first embodiment is as follows:
as shown in fig. 1 to 3, the spindle tilt adjustment mechanism of the present embodiment includes:
a base b mounted on the machine tool;
two mounting plates, namely an upper mounting plate c and a lower mounting plate d, which are arranged on the upper side and the lower side of the base b;
the adjusting device comprises an adjusting pipe e, and a first threaded rod f and a second threaded rod g which are respectively in threaded connection with two ends of the adjusting pipe;
the upper mounting plate c and the lower mounting plate d are respectively located on the upper side and the lower side of the machining spindle, the upper mounting plate c and the lower mounting plate d are provided with opposite guide arc-shaped holes h, the guide arc-shaped holes h correspond to the screws i one to one, and the screws i penetrate through the corresponding guide arc-shaped holes h to be fixedly connected with the machining spindle. When the screw is loosened, the screw is in guiding fit with the guiding arc-shaped hole, so that the rotating guide of the processing spindle is realized; when the screw is screwed down, the rotation limit of the processing main shaft is realized.
The first threaded rod f is connected with the processing main shaft through a revolute pair, namely hinged; the second threaded rod g is connected with the base a through a revolute pair, namely hinged.
All the screws i are loosened, the adjusting pipe is rotated, the first threaded rod f and the second threaded rod g are close to each other or far away from each other, the movement principle of the turn buckle is similar, and the linkage processing spindle is rotationally matched with the machine tool and the screws are movably matched with the guide arc-shaped holes. And when the machining main shaft rotates to the target position, the screw is screwed down to fix the machining main shaft. The adjusting pipe e is a hexagonal adjusting pipe, namely the outer peripheral surface of the adjusting pipe is of a hexagonal surface structure, so that the adjusting pipe can be conveniently rotated by a wrench or other workpieces, and the inclination angle of the machining spindle can be adjusted.
In addition, the direction arc hole h of the mounting panel of this embodiment has a plurality of places, all distributes in the movement track of lathe along processing main shaft normal running fit, has both improved processing main shaft pivoted stability, can guarantee again that processing main shaft is fixed stability. Moreover, the guiding arc-shaped holes h of the embodiment are respectively distributed along two parallel motion tracks.
In order to precisely adjust the inclination angle of the processing spindle, the spindle inclination angle adjustment mechanism of the embodiment further includes an encoder k, where the encoder k is used to measure the rotation angle of the processing spindle, and the encoder k is mounted on the upper mounting plate c or the lower mounting plate d.
In the process of adjusting the inclination angle of the machining spindle, the position of a tool bit of the machining spindle deviates from a corresponding station, and the machining spindle needs to be adjusted to correspond to the station again. Therefore, the main shaft inclination angle adjusting mechanism of the embodiment further comprises an upper pressing strip j, a lower pressing strip m and an adjusting rod n, the sections of the upper pressing strip j and the lower pressing strip m are both of an L-shaped structure, and the upper pressing strip j and the lower pressing strip m are parallelly installed on a machine tool along the horizontal direction to form a movable space of the base b. The base b is limited between the two pressing strips and can move along the extending direction of the pressing strips, namely the horizontal direction. The adjusting rod n is fixedly connected with the base b so as to adjust the base b to move along the extension direction of the pressing strip, and therefore the cutter head of the machining spindle is readjusted to correspond to the station so as to machine the inclined drilling hole.
In order to accurately adjust the tool bit of the machining spindle to correspond to the station, the spindle inclination angle adjusting mechanism of the embodiment further comprises a linear displacement sensor p, and the linear displacement sensor p is connected with the base b through a revolute pair, namely hinged. The linear displacement sensor p is used for accurately controlling the movable distance of the processing spindle along the extension direction of the pressing strip.
The main shaft inclination angle adjusting mechanism of the embodiment is applied to a special processing machine tool and used for processing a water meter shell.
As shown in fig. 4 to 8, the special processing machine of the embodiment includes a bed frame a, a turntable mounted on the bed frame, and a plurality of processing spindles.
Wherein, the revolving stage rotates along the vertical face, and its circumference evenly distributed has eight work fixture.
The working fixture is used for clamping a workpiece to be machined, namely a water meter shell blank. Each work fixture corresponds to a station so as to carry out the processing of each procedure in sequence according to the processing technology of the water meter shell.
The processing main shafts are distributed along the circumferential direction of the rotary table, namely the processing main shafts are arranged corresponding to each station and used for processing the water meter shell blank on the working fixture. Specifically, as shown in fig. 4 and 5, the processing sequence designed along the processing technology of the water meter case sequentially includes a first station 1, a second station 2, a third station 3, a fourth station 4, a fifth station 5, a sixth station 6, a seventh station 7 and an eighth station 8, and each station returns to the initial position after rotating for one circle, so that the water meter case can be circularly fed and discharged, and the processing efficiency of the water meter case is improved.
The first station 1 is a feeding position and a discharging position and is used for feeding a water meter shell blank and discharging a water meter shell.
Processing main shafts 21 and 23 with forming cutters are arranged at the front side and the rear side of the second station 2 and are used for processing rough drilling inner holes, outer edges and chamfers; the top of the second station 2 is provided with a machining spindle 22 with a forming cutter for drilling an inner hole.
As shown in fig. 6, the front and rear sides of the third station 3 are provided with processing spindles 31 and 33 with drill bits for processing rough and oblique drilling holes; the main shaft inclination angle adjusting mechanisms are arranged on the processing main shafts on the front side and the rear side of the third station 3, and are installed on a machine tool and used for adjusting the processing inclination angle of the processing main shaft so as to realize the processing of rough inclined drilling. In addition, a processing spindle 32 with a forming cutter is arranged at the top of the third station 3 and used for processing an inner hole and an outer edge.
The top of the fourth station 4 is provided with a processing spindle 42 having a peripheral groove cutter for cutting the peripheral groove.
The fifth station 5 is empty.
As shown in fig. 7, machining spindles 71 and 73 having reamers are provided on the front and rear sides of the seventh station 7 for finish reaming of the inclined holes. The processing main shafts on the front side and the rear side of the seventh station 7 are provided with main shaft inclination angle adjusting mechanisms, and the main shaft inclination angle adjusting mechanisms are arranged on a machine tool and used for adjusting the processing inclination angle of the processing main shafts so as to realize finish machining of inclined drilling.
The top of the eighth station 8 is provided with a processing spindle with a drill bit for fine drilling and chamfering.
And the rotary table is linked with the working fixtures so that the working fixtures sequentially correspond to the processing spindles, and the water meter shell blank on the working fixtures is sequentially processed to obtain the water meter shell.
As shown in fig. 8, inclined holes are formed on both sides of the water meter case, so that a spindle inclination angle adjusting mechanism a needs to be arranged on a processing spindle corresponding to the inclined holes, and the specific arrangement is set as the upper working position.
Example two:
the main shaft inclination angle adjusting mechanism of the present embodiment is different from the first embodiment in that:
the outer wall of the adjusting pipe of this embodiment can set up the handle, rotates the adjusting pipe through the handle, the adjustment at the main shaft inclination of being convenient for. In addition, the adjusting pipe can be of any tubular structure, is not limited to a hexagonal adjusting pipe, and only needs to be provided with a handle on the outer wall of the adjusting pipe, so that the adjusting pipe is convenient to adjust.
Other structures can refer to the first embodiment.
Example three:
the main shaft inclination angle adjusting mechanism of the present embodiment is different from the first embodiment in that:
the guide arc-shaped holes are distributed along the same motion track; or, only one guide arc-shaped hole is formed. The structure diversification of the main shaft inclination angle adjusting mechanism is realized so as to meet the requirements of different application occasions.
Other structures can refer to the first embodiment.
The foregoing has outlined rather broadly the preferred embodiments and principles of the present invention and it will be appreciated that those skilled in the art may devise variations of the present invention that are within the spirit and scope of the appended claims.
Claims (9)
1. A main shaft inclination angle adjusting mechanism is arranged on a machine tool and used for adjusting a processing inclination angle of a processing main shaft, and is characterized by comprising a base arranged on the machine tool, two mounting plates arranged on two sides of the base, an adjusting pipe, a first threaded rod and a second threaded rod which are respectively in threaded connection with two ends of the adjusting pipe, wherein the two mounting plates are respectively positioned on two sides of the processing main shaft; the first threaded rod is connected with the processing main shaft through a revolute pair, and the second threaded rod is connected with the base through a revolute pair; and loosening the screw and rotating the adjusting pipe to enable the first threaded rod and the second threaded rod to be close to each other or be away from each other, so that the linkage processing spindle is in rotating fit with the machine tool, and the screw is in movable fit with the guide arc-shaped hole.
2. The spindle tilt mechanism according to claim 1, further comprising an encoder for measuring a rotation angle of the processing spindle, the encoder being mounted on any one of the mounting plates.
3. The spindle tilt angle adjusting mechanism according to claim 1 or 2, further comprising two pressing bars and an adjusting rod, wherein the two pressing bars are horizontally and parallelly mounted on the machine tool, the base is limited between the two pressing bars and can move along the extending direction of the pressing bars, and the adjusting rod is fixedly connected with the base to adjust the base to move along the extending direction of the pressing bars.
4. The spindle recliner mechanism of claim 3 wherein the cross-section of the bead is an L-shaped configuration.
5. A spindle inclination adjustment mechanism according to claim 3, characterized in that it further comprises a linear displacement sensor connected to the base by means of a revolute pair.
6. A spindle inclination adjustment mechanism according to claim 1, characterised in that said adjustment tube is a hexagonal adjustment tube.
7. A spindle inclination adjustment mechanism according to claim 1, characterised in that the outer wall of said adjustment tube is provided with an adjustment knob.
8. A spindle inclination adjustment mechanism according to claim 1, characterized in that said arc-shaped guide holes are distributed along the path of movement of the machining spindle in a rotating manner in relation to the machine tool.
9. The spindle recliner mechanism of claim 8 wherein the plurality of guide arcuate apertures are distributed in side-by-side motion paths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010412390.9A CN111531187A (en) | 2020-05-15 | 2020-05-15 | Main shaft inclination angle adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010412390.9A CN111531187A (en) | 2020-05-15 | 2020-05-15 | Main shaft inclination angle adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111531187A true CN111531187A (en) | 2020-08-14 |
Family
ID=71968020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010412390.9A Pending CN111531187A (en) | 2020-05-15 | 2020-05-15 | Main shaft inclination angle adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111531187A (en) |
-
2020
- 2020-05-15 CN CN202010412390.9A patent/CN111531187A/en active Pending
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