CN216371062U - Floating fixing mechanism for electric spindle - Google Patents
Floating fixing mechanism for electric spindle Download PDFInfo
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- CN216371062U CN216371062U CN202122523836.8U CN202122523836U CN216371062U CN 216371062 U CN216371062 U CN 216371062U CN 202122523836 U CN202122523836 U CN 202122523836U CN 216371062 U CN216371062 U CN 216371062U
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- spindle
- fixing mechanism
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Abstract
The utility model provides an electric spindle floating fixing mechanism which comprises a Y-axis working table, wherein an electric spindle is connected to the Y-axis working table through an electric spindle fixing seat, the Y-axis working table is connected with an axial protection component through an electric spindle baffle, one end of the electric spindle abuts against the axial protection component, a chamfering cutter is arranged at the other end of the electric spindle, an elastic component is arranged in the axial protection component, and the elastic component is used for axial displacement compensation and axial vibration absorption of the electric spindle. Therefore, the utility model can solve the technical problems that the electric spindle of most of the existing micro wheel numerical control chamfering machines can generate axial vibration in the chamfering process, the axial vibration can affect the chamfering precision of the wheel, and meanwhile, when the axial stress of the electric spindle is abnormal, the electric spindle cannot axially displace and cannot timely retreat, so that a chamfering tool is damaged.
Description
Technical Field
The utility model relates to the technical field of micro wheel numerical control chamfering machines, in particular to a floating fixing mechanism of an electric spindle.
Background
The miniature wheel piece numerical control chamfering machine is a machine for chamfering wheel pieces, the electric spindle of the current most miniature wheel piece numerical control chamfering machine can generate axial vibration in the chamfering process, the axial vibration can influence the chamfering precision of the wheel pieces, and meanwhile, when the axial stress of the electric spindle is abnormal, the electric spindle cannot perform axial displacement and cannot retreat in time, so that the chamfering tool is damaged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a floating fixing mechanism of an electric spindle, which is used for solving the problem that the electric spindle of most of the conventional micro wheel numerical control chamfering machines can generate axial vibration in the chamfering process, the axial vibration can influence the chamfering precision of wheel pieces, and meanwhile, when the axial stress of the electric spindle is abnormal, the electric spindle cannot axially displace and cannot timely retreat, so that a chamfering tool is damaged.
In order to solve the technical problem, the utility model discloses an electric spindle floating fixing mechanism which comprises a Y-axis working table, wherein the Y-axis working table is connected with an electric spindle through an electric spindle fixing seat, the Y-axis working table is connected with an axial protection component through an electric spindle baffle, one end of the electric spindle abuts against the axial protection component, the other end of the electric spindle is provided with a chamfering cutter, an elastic component is arranged in the axial protection component, and the elastic component is used for axial displacement compensation and axial vibration absorption of the electric spindle.
Preferably, the axial protection part includes hammering block and installed part, and the installed part cover is established on the electricity main shaft baffle, installed part one end threaded connection has the setting element that is used for the location, and other end threaded connection has gland nut, and the installed part is located electricity main shaft baffle with part cover between the gland nut is equipped with the elastic component pressure spring, and hammering block threaded connection is in the installed part to fix a position it with first nut.
Preferably, the installed part includes the step shaft, the step shaft includes first axle head and second axle end, threaded connection has setting element second nut and safety screw cap from the right side left in proper order on the first axle end, the pressure spring cover is established on the second axle end.
Preferably, one end, far away from the chamfering tool, of the electric spindle is sleeved with a phase ring, the phase ring is of an annular structure with a notch, a bolt hole is formed in the phase ring, and the phase ring and the electric spindle are in threaded fit connection through a bolt and the bolt hole.
Preferably, the phase ring is provided with a positioning hole, a phase ring positioning screw is sleeved in the positioning hole, and one end of the phase ring positioning screw, which is far away from the positioning hole, is connected to the electric spindle baffle.
Preferably, an anvil is arranged at one end of the electric spindle, which is abutted against the axial protection component.
Preferably, the electric spindle fixing seat and the electric spindle baffle are connected with the Y-axis worktable surface through floating screws.
Preferably, the electric spindle is fixed in the electric spindle fixing seat through an eccentric sleeve, and the electric spindle is suspended in the eccentric sleeve through a rubber ring.
Preferably, a plurality of rubber ring mounting grooves are formed in the eccentric sleeve and used for mounting the rubber rings.
Preferably, one end of the electric spindle, which abuts against the axial protection component, is connected with an auxiliary buffering mechanism through a buffering mounting hole, the auxiliary buffering mechanism comprises a first abutting block and a second abutting block, a guide rod is arranged in the first abutting block, a sliding block is connected on the guide rod in a sliding manner, the sliding block is hinged with two symmetrically arranged buffering abutting rods, one end of each buffering abutting rod extends out of the first abutting block, a buffering pad is arranged at one end extending out of the first abutting block and is used for contacting with the buffering mounting hole, the sliding block is further hinged with two symmetrically arranged connecting rods, one end, away from the sliding block, of each connecting rod is hinged with a radial sliding block, the radial sliding block is connected in a sliding groove in the second abutting block in a sliding manner, a first spring is arranged on the inner wall of the sliding groove, a second spring is sleeved on the guide rod, and one end of the second spring is fixedly connected with the sliding block, one end, far away from the sliding block, of the second spring is fixedly connected with the second abutting block, and the second abutting block is provided with an axial protection component mounting groove.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a front view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a schematic structural view of an axial protection component of the present invention.
Fig. 4 is a schematic structural view of a phase ring set screw according to the present invention.
Fig. 5 is a schematic view of the floating screw structure of the present invention.
FIG. 6 is a schematic view of an anvil construction of the present invention.
FIG. 7 is a schematic view of the anvil of the present invention.
Fig. 8 is a schematic structural view of the pressure spring of the present invention.
FIG. 9 is a schematic view of the eccentric sleeve structure of the present invention.
FIG. 10 is a schematic diagram of a phase ring structure according to the present invention.
FIG. 11 is a schematic view of an electric spindle shield according to the present invention.
Fig. 12 is a schematic view of the fixing base of the electric spindle according to the present invention.
Fig. 13 is a view showing an installation position of the auxiliary cushion mechanism of the present invention.
FIG. 14 is a schematic view of an auxiliary buffering mechanism according to the present invention.
In the figure: 1. a Y-axis table top; 100. a rubber ring; 101. a rubber ring mounting groove; 2. an electric spindle baffle; 3. an electric spindle fixing seat; 4. an electric spindle; 5. chamfering cutter; 6. an axial protection member; 600. an anvil; 601. a mounting member; 6010. a stepped shaft; 6011. a first shaft end; 6012. a second shaft end; 6013. a second nut; 6014. a safety screw cap; 602. a pressure spring; 603. a compression nut; 604. a first nut; 7. a phase ring; 700. bolt holes; 701. positioning holes; 702. a phase ring set screw; 8. a floating screw; 9. a second spring; 10. an eccentric sleeve; 11. a buffer mounting hole; 110. an auxiliary buffer mechanism; 1100. a first resisting block; 1101. a second resisting block; 1102. a guide bar; 1103. a slider; 1104. a buffer resisting rod; 1105. a cushion pad; 1106. a connecting rod; 1107. a radial slider; 1108. a chute; 1109. a first spring; 111. an axial protection component mounting groove; 12. an anvil.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.
The present invention provides the following examples:
example 1
The embodiment of the utility model provides an electric spindle floating fixing mechanism, which comprises a Y-axis working table top 1, wherein the Y-axis working table top 1 is connected with an electric spindle 4 through an electric spindle fixing seat 3, the Y-axis working table top 1 is connected with an axial protection component 6 through an electric spindle baffle 2, one end of the electric spindle 4 abuts against the axial protection component 6, the other end of the electric spindle 4 is provided with a chamfering tool 5, and an elastic component is arranged in the axial protection component 6 and used for axial displacement compensation and axial vibration absorption of the electric spindle 4.
The Y-axis working table surface 1 is a Y-axis working table surface of the micro wheel piece numerical control chamfering machine.
The working principle and the beneficial effects of the technical scheme are as follows: when the electric spindle 4 generates axial vibration, the kinetic energy of the axial vibration can be converted into the elastic potential energy of the elastic component under the action of the elastic component, the elastic component converts the elastic potential energy into the kinetic energy of the elastic component and continuously converts the kinetic energy into the mutual energy, so that the energy is gradually consumed, the elastic component absorbs the axial vibration of the electric spindle 4, meanwhile, when the electric spindle 4 is subjected to abnormal axial stress (for example, the electric spindle 4 is subjected to abnormal axial stress due to large impact in the axial direction of the electric spindle 4), the electric spindle 4 tends to generate axial displacement, and the elastic component can be compressed due to elasticity, so that the electric spindle 4 has an axial displacement space to realize the axial displacement thereof, the electric spindle 4 can retreat in time, and the phenomenon that the electric spindle cannot perform axial displacement to cause damage to the chamfering tool 5 under the conventional condition is avoided, the design of elastic component has solved the miniature wheel piece numerical control beveler of present overwhelming majority and can produce axial vibration at chamfering in-process electricity main shaft, and axial vibration can influence the precision of wheel piece chamfer, when meetting electric main shaft axial atress unusual simultaneously, because electric main shaft can not carry out axial displacement, can not timely retreat, leads to the technical problem of chamfering tool damage.
Example 2
On the basis of the embodiment 1, the axial protection component 6 includes an anvil 600 and a mounting component 601, the mounting component 601 is sleeved on the electric spindle baffle 2, one end of the mounting component 601 is connected with a positioning component for positioning in a threaded manner, the other end of the mounting component 601 is connected with a compression nut 603 in a threaded manner, an elastic component compression spring 602 is sleeved on a portion of the mounting component 601 between the electric spindle baffle 2 and the compression nut 603, and the anvil 600 is connected in the mounting component 601 in a threaded manner and is positioned by a first nut 604;
the mounting piece 601 comprises a stepped shaft 6010, the stepped shaft 6010 comprises a first shaft end 6011 and a second shaft end 6012, the first shaft end 6011 is sequentially in threaded connection from right to left with a second nut 6013 of a positioning piece and a safety threaded cap 6014, and the second shaft end 6012 is sleeved with the pressure spring 602;
one end, far away from the chamfering tool 5, of the electric spindle 4 is sleeved with a phase ring 7, the phase ring 7 is of a ring-shaped structure with a notch, a bolt hole 700 is formed in the phase ring 7, and the phase ring 7 and the electric spindle 4 are in threaded fit connection with the bolt hole 700 through a bolt;
a positioning hole 701 is formed in the phase ring 7, a phase ring positioning screw 702 is sleeved in the positioning hole 701, and one end, far away from the positioning hole 701, of the phase ring positioning screw 702 is connected to the electric spindle baffle 2;
an anvil pad 12 is arranged at one end of the electric spindle 4, which is abutted against the axial protection component 6;
the electric spindle fixing seat 3 and the electric spindle baffle 2 are both connected with the Y-axis working table top 1 through floating screws 8;
the electric spindle 4 is fixed in the electric spindle fixing seat 3 through an eccentric sleeve 10, and the electric spindle 4 is suspended in the eccentric sleeve 10 through a rubber ring 100;
a plurality of rubber ring mounting grooves 101 are formed in the eccentric sleeve 10, and the rubber ring mounting grooves 101 are used for mounting the rubber rings 100.
The working principle and the beneficial effects of the technical scheme are as follows: when the electric spindle 4 vibrates axially to extrude the anvil 600, the anvil 600 transmits vibration to the compression nut 603, the compression spring 602 transmits vibration through the compression nut 603, axial vibration disappears gradually under the action of the compression spring 602, when the electric spindle 4 generates large axial displacement due to abnormal axial stress, the compression spring 602 can be compressed rapidly, so that the electric spindle 4 can retreat in time, the chamfering tool 5 is prevented from being damaged, the end part of the stepped shaft 6010 is prevented from being scratched by the safety screw cap 6014, the installation part 601 realizes the installation and the positioning between the installation part 601 and the electric spindle baffle 2 through the positioning part, the compression nut 603 and the elastic part compression spring 602, and the phase ring 7 and the phase ring positioning screw 702 ensure that the electric spindle 4 cannot rotate in a floating state to cause safety accidents, phase ring 7 has made things convenient for the annular structure of taking the breach phase ring 7's dismouting, the effectual design of hammering block pad 12 has been avoided axial protection part 6 with electric main shaft 4's direct impact is right electric main shaft 4 causes the damage, has prolonged electric main shaft 4's life has practiced thrift use cost, rubber ring 100's design has played the effect of electric main shaft 4 radial damping, has avoided electric main shaft 4 makes the chamfer produce the polygon because of radial vibration, electric main shaft floating fixed establishment the rubber ring 100's design has guaranteed the chamfer circularity of miniature wheel piece numerical control beveler chamfer has improved its chamfer quality and precision.
Example 3
On the basis of embodiment 1 or 2, one end of the electric spindle 4, which abuts against the axial protection component 6, is connected with an auxiliary buffering mechanism 110 through a buffering mounting hole 11, the auxiliary buffering mechanism 110 includes a first abutting block 1100 and a second abutting block 1101, a guide rod 1102 is arranged in the first abutting block 1100, a sliding block 1103 is slidably connected on the guide rod 1102, the sliding block 1103 is hinged with two symmetrically arranged buffering abutting rods 1104, one end of each buffering abutting rod 1104 extends out of the first abutting block 1100, a buffering pad 1105 is arranged at one end extending out of the first abutting block 1100, the buffering pad 1105 is used for contacting with the buffering mounting hole 11, two symmetrically arranged connecting rods 1106 are further hinged on the sliding block 1103, one end of each connecting rod 1106, which is far away from the sliding block 1103, is hinged with a radial sliding block 1107, the radial sliding block 1107 is slidably connected in a sliding groove 1108 on the second abutting block 1101, the inner wall of the sliding groove 1108 is provided with a first spring 1109, the guide rod 1102 is sleeved with a second spring 9, one end of the second spring 9 is fixedly connected with the sliding block 1103, one end, far away from the sliding block 1103, of the second spring 9 is fixedly connected with the second abutting block 1101, and the second abutting block 1101 is provided with an axial protection component mounting groove 111.
The working principle and the beneficial effects of the technical scheme are as follows: when the electric spindle 4 vibrates axially, the cushion mounting hole 11 presses the cushion pad 1105, the cushion pad 1105 enables the slider 1103 to slide along the guide rod 1102 under the action of the cushion resisting rod 1104, the slider 1103 slides along the guide rod 1102, on one hand, the slider 1103 transmits the vibration to the second spring 9, transmits a part of the vibration to the second resisting block 1101 after being absorbed by the second spring 9, transmits the vibration to the axial protecting component 6 through the second resisting block 1101 for further absorbing the axial vibration, on the other hand, the vibration is transmitted to the radial slider 1107 through the connecting rod 1106, one part of the vibration is converted into the kinetic energy of the radial slider 1107, and the other part of the vibration is converted into the potential energy of the first spring 1109 when the radial slider abuts against the first spring 1109, so as to realize the vibration reduction of the electric spindle 4 in the axial direction, and enable the working state of the electric spindle 4 to be more stable, the chamfering precision is higher, the chamfering process quality is improved, the second abutting block 1101 is provided with an axial protection component mounting groove 111, the shape of the groove is designed to increase the contact area between the second abutting block 1101 and the axial protection component 6, so that each component is more stable in the transmission process of axial vibration, and the noise in the vibration reduction process is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides an electricity main shaft fixed establishment that floats, its characterized in that includes Y axle table surface (1), be connected with electricity main shaft (4) through electricity main shaft fixing base (3) on Y axle table surface (1), Y axle table surface (1) is connected with axial protection part (6) through electricity main shaft baffle (2), and electricity main shaft (4) one end offsets with axial protection part (6), and electricity main shaft (4) other end is equipped with chamfer sword (5), establish elastomeric element in axial protection part (6), elastomeric element is used for the axial displacement compensation of electricity main shaft (4) and the absorption of axial vibration.
2. The motorized spindle floating fixing mechanism according to claim 1,
axial protection part (6) are including hammering block (600) and installed part (601), and installed part (601) cover is established on electric main shaft baffle (2), installed part (601) one end threaded connection has the setting element that is used for the location, and other end threaded connection has gland nut (603), and installed part (601) are located electric main shaft baffle (2) with part cover between gland nut (603) is equipped with elastic component pressure spring (602), and hammering block (600) threaded connection is in installed part (601) to fix a position it with first nut (604).
3. The motorized spindle floating fixing mechanism according to claim 2,
the mounting piece (601) comprises a stepped shaft (6010), the stepped shaft (6010) comprises a first shaft end (6011) and a second shaft end (6012), a positioning piece second nut (6013) and a safety thread cap (6014) are sequentially connected to the first shaft end (6011) from right to left in a threaded mode, and the second shaft end (6012) is sleeved with the pressure spring (602).
4. The motorized spindle floating fixing mechanism according to claim 1,
one end of the electric spindle (4) far away from the chamfering tool (5) is sleeved with a phase ring (7), the phase ring (7) is of an annular structure with a notch, a bolt hole (700) is formed in the phase ring, and the phase ring (7) is in threaded fit connection with the electric spindle (4) through a bolt and the bolt hole (700).
5. The motorized spindle floating fixing mechanism according to claim 4,
the phase ring (7) is provided with a positioning hole (701), a phase ring positioning screw (702) is sleeved in the positioning hole (701), and one end, far away from the positioning hole (701), of the phase ring positioning screw (702) is connected to the electric spindle baffle (2).
6. An electric spindle floating fixing mechanism according to claim 1, characterized in that an anvil (12) is provided at the end of the electric spindle (4) abutting against the axial protection member (6).
7. The floating fixing mechanism of the electric spindle according to claim 1, characterized in that the electric spindle fixing seat (3) and the electric spindle baffle (2) are connected with the Y-axis worktable (1) through floating screws (8).
8. An electric spindle floating fixing mechanism according to claim 1, characterized in that the electric spindle (4) is fixed in the electric spindle fixing seat (3) through an eccentric sleeve (10), and the electric spindle (4) is suspended in the eccentric sleeve (10) through a rubber ring (100).
9. The floating fixing mechanism of the electric spindle according to claim 8, characterized in that a plurality of rubber ring mounting grooves (101) are formed in the eccentric sleeve (10), and the rubber ring mounting grooves (101) are used for mounting the rubber ring (100).
10. The motorized spindle floating fixing mechanism according to claim 1,
one end, abutted against the axial protection component (6), of the electric spindle (4) is connected with an auxiliary buffer mechanism (110) through a buffer mounting hole (11), the auxiliary buffer mechanism (110) comprises a first abutting block (1100) and a second abutting block (1101), a guide rod (1102) is arranged in the first abutting block (1100), a sliding block (1103) is connected on the guide rod (1102) in a sliding manner, two buffer abutting rods (1104) which are symmetrically arranged are hinged to the sliding block (1103), one end of each buffer abutting rod (1104) extends out of the first abutting block (1100), a buffer pad (1105) is arranged at one end extending out of the first abutting block (1100), the buffer pad (1105) is used for contacting with the buffer mounting hole (11), two symmetrically arranged connecting rods (1106) are further hinged to the sliding block (1103), and a radial sliding block (1107) is hinged to one end, away from the sliding block (1103), of each connecting rod (1106), radial slider (1107) sliding connection is in spout (1108) on second support piece (1101), spout (1108) inner wall is equipped with first spring (1109), the cover is equipped with second spring (9) on guide arm (1102), second spring (9) one end with slider (1103) fixed connection, keep away from second spring (9) the one end of slider (1103) with second support piece (1101) fixed connection, second support piece (1101) is equipped with axial protection part mounting groove (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122523836.8U CN216371062U (en) | 2021-10-20 | 2021-10-20 | Floating fixing mechanism for electric spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122523836.8U CN216371062U (en) | 2021-10-20 | 2021-10-20 | Floating fixing mechanism for electric spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216371062U true CN216371062U (en) | 2022-04-26 |
Family
ID=81246450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122523836.8U Active CN216371062U (en) | 2021-10-20 | 2021-10-20 | Floating fixing mechanism for electric spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216371062U (en) |
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2021
- 2021-10-20 CN CN202122523836.8U patent/CN216371062U/en active Active
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