CN213258341U - Device for tapping and quickly positioning edge threaded hole of workpiece - Google Patents
Device for tapping and quickly positioning edge threaded hole of workpiece Download PDFInfo
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- CN213258341U CN213258341U CN202022150129.4U CN202022150129U CN213258341U CN 213258341 U CN213258341 U CN 213258341U CN 202022150129 U CN202022150129 U CN 202022150129U CN 213258341 U CN213258341 U CN 213258341U
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Abstract
The application discloses quick location of work piece edge screw hole tapping is with device, including the tool disc that is used for installing the processing work piece the tool disc on be provided with work piece installation department and counter weight installation department, the work piece installation department be used for fixed work piece the counter weight installation department on be provided with a plurality of detachable balancing weights. Through set up the counter weight installation department on the tool pan, thereby can install the balancing weight influence of eliminating the weight partially at the counter weight installation department according to the volume and the quality of the fixed work piece of work piece installation to avoid the part vibrations that the weight partially caused, guaranteed the machining precision of work piece.
Description
Technical Field
The application relates to the technical field of machining, in particular to a device for quickly positioning threaded holes in edges of workpieces in a tapping mode.
Background
At present in the machining, adopt the lathe to drill or add man-hour of screw hole, generally adopt the jack catch with the work piece centre gripping back, it is rotatory to process to drive the work piece through the lathe main shaft, under general circumstances, the work piece is put at the central point of main shaft carousel through the jack catch centre gripping, but great to some volumes, the unable centre gripping of jack catch, or because the position problem at processing position, the condition that the cutter can not process after leading to the centre gripping, these circumstances can adopt to install the frock additional on the main shaft carousel and come the centre gripping to the work piece, when the frock of installing additional to the adoption is processed, the frock of installing additional is because the diameter is great, when the main shaft drives its rotation, if the work piece is not the centre point of centre gripping at the frock, then can cause the problem of overweight, overweight can cause the part vibrations, thereby influence the machining precision.
SUMMERY OF THE UTILITY MODEL
The application aims to solve the problem that the workpiece is prone to overweight during machining, and provides a device for quickly positioning the threaded hole in the edge of the workpiece for tapping.
In order to achieve the purpose, the method adopted by the application is as follows: the utility model provides a quick location of work piece edge screw hole tapping uses device, is including the tool disc that is used for installing the processing work piece the tool disc on be provided with work piece installation department and counter weight installation department, the work piece installation department be used for fixed work piece the counter weight installation department on be provided with a plurality of detachable balancing weights.
Through the technical scheme, the plurality of detachable balancing weights are arranged on the tool disc, so that the balancing weights can be installed in the balancing weight installation part according to the size and the mass of a workpiece fixed in workpiece installation, the influence of unbalance is eliminated, part vibration caused by unbalance is avoided, and the machining precision of the workpiece is guaranteed.
Optionally, the counterweight installation portion includes at least two sets of counterweight installation holes, and the distance from each counterweight installation hole to the center of the tooling plate in each set of counterweight installation holes is the same.
Through above-mentioned technical scheme, through setting up the balancing weight mounting hole, there is the balancing weight through the fix with screw on the balancing weight mounting hole, the installation and the dismantlement of the balancing weight of being convenient for to through the balancing weight mounting hole that sets up the multiunit, and each balancing weight mounting hole distance in every group balancing weight mounting hole is the same with the frock dish central distance, and the adjustment of balancing weight position of being convenient for of such mode can adapt to the eccentric counter weight regulation requirement of different work pieces.
Optionally, a positioning device for mounting the workpiece is further disposed on the tool tray.
Through above-mentioned technical scheme, through setting up positioner, can install the work piece that treats processing on the tool disc through positioner fast, guarantee the precision and the speed of installation.
Optionally, the positioning device includes a positioning pin, and a positioning hole is provided on the workpiece.
Through the technical scheme, the workpiece to be machined is positioned through the positioning hole in the workpiece and the positioning hole in the tool disc, and the workpiece is quickly installed and positioned.
Optionally, the workpiece mounting portion includes a plurality of workpiece mounting holes, and the workpiece mounting holes are fixed to fixing holes in the workpiece through locking bolts and pressing sheets.
Through the technical scheme, when the workpiece is installed on the tool disc, the workpiece installation hole in the tool disc and the installation hole in the workpiece are locked through the locking bolt, and the firmness of workpiece installation is guaranteed.
Optionally, a plurality of fixing holes are arranged and distributed in an annular and equidistant manner, and the distances from the fixing holes to the center of the workpiece are the same; meanwhile, the positioning holes are distributed in an annular shape at equal intervals, and the distance from each positioning hole to the center of the workpiece is the same.
Through the technical scheme, when a plurality of threaded holes are required to be machined in the workpiece, the workpiece is only required to be taken down and rotated by an angle, the positioning hole in the workpiece is inserted into the positioning pin, and the workpiece and the tool disc are fixed through the locking screw in the fixing hole and the workpiece mounting hole.
Optionally, the workpiece mounting part comprises a three-jaw clamping mechanism arranged on the tool disc.
Through the technical scheme, the workpiece mounting part is set to the three-jaw clamping mechanism, the three-jaw clamping mechanism can be suitable for clamping workpieces of different specifications, and the application range is wide.
Optionally, the three-jaw clamping mechanism comprises three clamping jaws which are distributed at equal intervals, and the clamping jaws are arranged in the guide groove and locked by the locking screws.
Through the technical scheme, the clamping jaws can be suitable for clamping workpieces with different sizes and specifications by adjusting the positions of the clamping jaws in the guide grooves, and the clamping jaws are locked by the locking screws to complete clamping of the workpieces.
Optionally, the tool disc is further provided with a fixing hole, and the tool disc is fixed to a spindle turntable of the machine tool through the fixing hole.
Through the technical scheme, the tool disc can be fixed on the main shaft turntable by fixing the fixing holes with the main shaft turntable of the machine tool through the fixing screws, and the main shaft drives the tool disc to rotate.
Optionally, a relief hole is formed in the center of the tooling plate.
Through the technical scheme, the avoiding hole is formed in the center of the tool disc, the cutter falls into the avoiding hole after penetrating through the workpiece, the cutter can be prevented from contacting the tool disc, and the fact that through holes can be machined in the workpiece when the machined workpiece is close to the end face of the tool disc is guaranteed.
To sum up, the beneficial technical effect of this application does:
1. through set up the counter weight installation department on the tool pan, thereby can install the balancing weight influence of eliminating the weight partially at the counter weight installation department according to the volume and the quality of the fixed work piece of work piece installation to avoid the part vibrations that the weight partially caused, guaranteed the machining precision of work piece.
2. Through setting up the balancing weight mounting hole, there is the balancing weight through the bolt fastening on the balancing weight mounting hole, the installation and the dismantlement of the balancing weight of being convenient for to through the counter weight mounting hole that sets up the multiunit, and each counter weight mounting hole distance in every group counter weight mounting hole is the same with frock dish central distance, and the adjustment of balancing weight position of being convenient for of such mode can adapt to the eccentric counter weight regulation requirement of different work pieces.
3. Through setting up positioner, can install the work piece that treats processing on the tool disc through positioner fast, guarantee the precision and the speed of installation.
4. A plurality of fixing holes are arranged and distributed in a ring shape at equal intervals, and the distance from each fixing hole to the center of the workpiece is the same; meanwhile, the positioning holes are annularly and equidistantly distributed, and the distance from each positioning hole to the center of the workpiece is the same; when a plurality of threaded holes are required to be machined in a workpiece, the workpiece is only required to be taken down and rotated by an angle, positioning holes in the workpiece are inserted into the positioning pins, and the workpiece and the tool disc are fixed through locking screws in the fixing holes and the workpiece mounting holes.
Drawings
FIG. 1 is a schematic structural view of a tooling plate of the present application;
FIG. 2 is a schematic structural diagram of the device for quickly positioning the tapping of the threaded hole in the edge of the workpiece according to the present application;
FIG. 3 is a schematic structural view of a workpiece of the present application;
FIG. 4 is a schematic structural diagram of the device for tapping and quickly positioning the edge threaded hole of the workpiece, which is mounted on a spindle of a machine tool;
fig. 5 is a schematic structural diagram of embodiment 2 of the present application.
Fig. 6 is a schematic structural diagram of embodiment 3 of the present application.
The parts in the figure are: 1. a tooling plate; 2. a workpiece mounting section; 3. a counterweight mounting section; 4. a workpiece; 5. a balancing weight; 6. avoiding holes; 7. a spindle turntable; 11. a tooling plate fixing hole; 21. a workpiece mounting hole; 22. positioning pins; 23. a guide groove; 24. a gripper jaw; 31. a counterweight block mounting hole; 41. positioning holes; 42. a fixing hole; 43. a fixed part; 44. and a processing part.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
Example 1:
referring to fig. 1 and 2, the present embodiment discloses a device for quickly positioning tapping of a threaded hole in an edge of a workpiece, which includes a circular tool disc 1, and a workpiece mounting portion 2 and a counterweight mounting portion 3 are arranged on the tool disc 1. In this embodiment, the counterweight installation portion 3 includes two sets of counterweight installation holes 31, and each counterweight installation hole 31 is the same from the center distance of the tooling plate 1 in each set of counterweight installation holes 31, that is to say that the central line of each set of counterweight installation holes 31 is an arc structure concentrically arranged with the outer circumference of the tooling plate 1.
Be provided with a plurality of balancing weights 5 on balancing weight mounting hole 31, balancing weight 5 is a cylindric structure, and the through-hole has been seted up at its center, and the through-hole on the balancing weight 5 passes through the fix with screw with balancing weight mounting hole 31. Therefore, the counterweight 5 and the tool disc 1 can be disassembled.
The workpiece mounting portion 2 includes two locating pins 22 and a plurality of workpiece mounting holes 21 arranged on the tooling plate 1, the plurality of workpiece mounting holes 21 are distributed circumferentially, in this embodiment, the two locating pins 22 are also distributed on the same circumference with the workpiece mounting holes 21, the number of the workpiece mounting holes 21 is 4, the two locating pins 22 are distributed on the same circumference, and the two locating pins are distributed at equal intervals, that is, the included angle between the centers of the two adjacent workpiece mounting holes 21 or the adjacent workpiece mounting hole 21 and the center of one locating pin 22 is 60 °.
Referring to fig. 3 and 4, the workpiece 4 includes a fixing portion 43 and a processing portion 44, wherein the fixing portion 43 is used for fixing with the workpiece mounting portion 2 on the tool tray 1, in this embodiment, 6 positioning holes 41 matching with the positioning pins 22 are provided on the fixing portion 43, the positioning pins 22 are inserted into the positioning holes 41 to achieve quick mounting and positioning of the workpiece 4, and then the workpiece 4 is fixed by locking bolts between the fixing holes 42 provided on the fixing portion 43 and the workpiece mounting holes 21 on the workpiece mounting portion 2, so that the fixing of the workpiece 4 is completed. In the present embodiment, since the two positioning pins 22 on the workpiece mounting portion 2 are equidistantly distributed on the same circumference as the workpiece mounting holes 21, the fixing holes 42 and the positioning holes 41 are also provided to coincide on the fixing portion 43 of the workpiece 4, and the two holes are combined into one hole. The workpiece 4 can be rotated by an angle, and then another positioning hole 41 on the fixing part 43 of the workpiece 4 is inserted into the positioning pin 22, so that holes at different positions on the processing part 44 of the workpiece 4 are processed.
Referring to fig. 3 and 4, two tooling plate fixing holes 11 are formed in the tooling plate 1, and the two tooling plate fixing holes 11 are countersunk holes and are fixedly connected with the spindle turntable 7 through screws on the two tooling plate fixing holes 11.
After the workpiece 4 is fixed, the spindle turntable 7 drives the tool tray 1 to rotate, and the machining tool starts to machine a threaded hole in the machining portion 44 of the workpiece 4. Set up in the central point of frock dish 1 and dodge hole 6, the cutter passes behind the processing portion 44 of work piece 4, falls into and dodges in the hole 6, can avoid cutter and the contact of frock dish 1, has guaranteed when the work piece 4 of being processed is close to the terminal surface of frock dish 1, also can process the screw hole on work piece 4.
The working process of the embodiment is as follows:
firstly, a tool disc 1 penetrates through a tool disc fixing hole 11 through a screw to be installed on a spindle turntable 7, then a workpiece 4 is installed on a workpiece installation part 2 on the tool disc 1, the workpiece 4 is matched with a positioning pin 22 on the tool disc 1 through a positioning hole 41 on a fixing part 43 on the workpiece 4, and then a fastening bolt is locked between a fixing hole 42 on the fixing part 43 and a workpiece installation hole 21 on the workpiece installation part 2 to be fixed, so that the workpiece 4 and the tool disc 1 are fixed. Then, the counterweight is carried out by installing a suitable counterweight 5 on the counterweight installation part 3, and the installation of the counterweight 5 is completed by fixing a suitable number of counterweights 5 to the counterweight installation holes 31 through screws. And finally, starting the machine tool, driving the tool disc 1 to rotate by the main shaft turntable 7, and starting to process the workpiece 4 by moving the tool. Because the counterweight block 5 is additionally arranged for balancing weight, the influence of unbalance weight is eliminated, the part vibration caused by unbalance weight is avoided, and the processing precision of the workpiece is ensured.
After the machining of 1 hole is completed, the locking bolts of the fixing hole 42 on the fixing portion 43 and the workpiece mounting hole 21 on the workpiece mounting portion 2 are loosened, the workpiece 4 is rotated by an angle, and then the fixing hole 42 on the fixing portion 43 and the workpiece mounting hole 21 on the workpiece mounting portion 2 are locked by the locking bolts to be machined again.
Example 2:
the rest of the present embodiment is the same as embodiment 1, except that, referring to fig. 5, in the present embodiment, the positioning pins 22 are not distributed on the same circumference as the workpiece mounting holes 21, and accordingly, 6 positioning holes 41 are provided on the fixing portion 43 of the workpiece 4 at equal intervals in a circumferential distribution, and 6 fixing holes 42 are also provided on the fixing portion 43 of the workpiece 4, and the fixing holes 42 are different from the positioning holes 41 in a circumferential distribution but are concentrically arranged.
Example 3:
the rest of this embodiment is the same as embodiment 1, except that, in this embodiment, the workpiece mounting portion 2 adopts a three-jaw clamping mechanism, the three-jaw clamping mechanism includes three clamping jaws 24 distributed at equal intervals, and the tool tray 1 is provided with a guide groove 23 corresponding to the clamping jaws 24. The clamping jaw 24 is arranged in the guide groove 23 and is locked by a locking screw. When the workpiece 4 is mounted, the fixing portion 43 of the workpiece 4 is locked by the 3 grippers 24, so that the workpiece 4 is mounted, and the workpiece 4 with different dimensions can be fixed in the embodiment compared with the embodiment 1.
The above embodiments are all preferred embodiments of the present application, and the scope of protection of the present application is not limited thereby, 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 (10)
1. The utility model provides a quick location of work piece edge screw hole tapping uses device which characterized in that: including tool disc (1) that is used for installing the processing work piece tool disc (1) on be provided with work piece installation department (2) and counter weight installation department (3), work piece installation department (2) be used for fixed work piece (4) counter weight installation department (3) on be provided with a plurality of detachable balancing weights (5).
2. The device for rapidly positioning the tapping of the threaded hole at the edge of the workpiece according to claim 1, characterized in that: the counterweight installation part (3) comprises at least two groups of counterweight block installation holes (31), and the distance between each counterweight block installation hole (31) and the center of the tooling plate (1) is the same in each group of counterweight block installation holes (31).
3. The device for rapidly positioning the tapping of the threaded hole at the edge of the workpiece according to claim 1, characterized in that: the tool disc (1) is also provided with a positioning device for installing the workpiece (4).
4. The device for rapidly positioning the tapping of the threaded hole at the edge of the workpiece according to claim 3, wherein: the positioning device comprises a positioning pin (22), and a positioning hole (41) matched with the positioning pin (22) is arranged on the workpiece (4).
5. The device for rapidly positioning the tapping of the threaded hole at the edge of the workpiece according to claim 4, wherein: the workpiece mounting part (2) comprises a plurality of workpiece mounting holes (21), and the workpiece mounting holes (21) are fixed with fixing holes (42) on the workpiece (4) through locking bolts.
6. The device for rapidly positioning the tapping of the threaded hole in the edge of the workpiece according to claim 5, wherein: the fixed holes (42) are arranged in a plurality and are distributed in an annular and equidistant mode, and the distance from each fixed hole (42) to the center of the workpiece (4) is the same; meanwhile, the positioning holes (41) are distributed in an annular shape at equal intervals, and the distance from each positioning hole (41) to the center of the workpiece (4) is the same.
7. The device for rapidly positioning the tapping of the threaded hole at the edge of the workpiece according to claim 1, characterized in that: the workpiece mounting part (2) comprises a three-jaw clamping mechanism arranged on the tool disc (1).
8. The device for rapidly positioning the tapping of the threaded hole in the edge of the workpiece according to claim 7, wherein: the three-jaw clamping mechanism comprises three clamping jaws (24) which are distributed in an equidistant and local mode, wherein the clamping jaws (24) are arranged in the guide groove (23) and are locked through locking screws.
9. The device for rapidly positioning the tapping of the threaded hole at the edge of the workpiece according to any one of claims 1 to 8, wherein: the tool disc (1) is further provided with a tool disc fixing hole (11), and the tool disc (1) is fixed on a main shaft turntable (7) of a machine tool through the tool disc fixing hole (11).
10. The device for rapidly positioning the tapping of the threaded hole at the edge of the workpiece according to claim 1, characterized in that: a avoidance hole (6) is arranged at the central position of the tool disc (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022150129.4U CN213258341U (en) | 2020-09-25 | 2020-09-25 | Device for tapping and quickly positioning edge threaded hole of workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022150129.4U CN213258341U (en) | 2020-09-25 | 2020-09-25 | Device for tapping and quickly positioning edge threaded hole of workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213258341U true CN213258341U (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022150129.4U Active CN213258341U (en) | 2020-09-25 | 2020-09-25 | Device for tapping and quickly positioning edge threaded hole of workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213258341U (en) |
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2020
- 2020-09-25 CN CN202022150129.4U patent/CN213258341U/en active Active
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