CN213561442U - Detection tool for mounting machine tool bearing seat - Google Patents
Detection tool for mounting machine tool bearing seat Download PDFInfo
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- CN213561442U CN213561442U CN202021894225.3U CN202021894225U CN213561442U CN 213561442 U CN213561442 U CN 213561442U CN 202021894225 U CN202021894225 U CN 202021894225U CN 213561442 U CN213561442 U CN 213561442U
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- ball screw
- bearing
- screw pair
- bearing seat
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Abstract
The utility model relates to an installation detection tool technical field and an utensil is examined with installing to lathe bearing, including vice relevant mechanism of ball and detection mechanism, the inside of vice relevant mechanism of ball and detection mechanism's external connection, vice relevant mechanism of ball is vice by ball, servo motor, motor shaft, the shaft coupling, primary shaft bearing, secondary shaft bearing and secondary shaft bearing are constituteed, detection mechanism is by leading to the rule, the plug gauge, the dial gauge is vice to be constituteed with linear guide, the surface activity of plug gauge has cup jointed leading to the rule, and the surface of plug gauge is provided with the dial gauge, the below of plug gauge is provided with linear guide pair. This lathe bearing frame installation is with contact improvement of gauge plug and lead to rule of examining utensil has the tapering, fine solution because the precision that the wearing and tearing lead to became invalid the problem to the gauge plug can be through after the used repeatedly, reuse after regrinding and lead to rule match grinding, greatly reduced manufacturing cost.
Description
Technical Field
The utility model relates to an installation detects instrument technical field, specifically is a lathe bearing frame installation is with examining utensil.
Background
Important parts of a numerical control machining center in the current market mainly comprise a bearing, a linear guide rail pair, a ball screw pair, a coupler, a servo motor, a spindle unit, a numerical control system and the like. And among these, the mounting of the ball screw assembly is particularly important.
The bearing seat fixes the ball screw pair at a required position through two end supports, and the coupling is connected with the servo motor to transmit power to the screw pair, so that the power conversion is completed. In the process of installing the ball screw pair, bearings at two ends need to be installed respectively, then the ball screw pair is installed, the ball screw is installed after the bearing seat is installed under the general process condition, and the ball screw is checked by a dial indicator. The length of a ball screw pair of a large gantry machining center and a horizontal machining center is about 2 meters generally, so that it is difficult to manufacture a plug gauge and a go gauge with equal length to install bearing seats, the plug gauge with the length of about 600mm needs to be manufactured to install bearing seats at two ends respectively, and then a dial indicator is adsorbed on a linear guide rail pair to check the concentricity of the bearing seats at the two ends.
Normally, the plug gauge is a through rod with the length of about 600mm, the accuracy requirement can be met in the initial use, but under the condition of repeated use, the plug gauge body is abraded, a gap is formed in the matching of the plug gauge body and the through gauge, and the inspection accuracy at the tail end of the plug gauge is sharply reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lathe bearing frame installation is with examining utensil has reached the wearing and tearing problem of plug gauge and lead to the rule, has guaranteed the effect of big batch bearing frame installation accuracy stability.
In order to achieve the above object, the utility model provides a following technical scheme: the checking fixture for mounting the bearing seat of the machine tool comprises a ball screw pair related mechanism and a detection mechanism, wherein the inside of the ball screw pair related mechanism is connected with the outside of the detection mechanism.
The ball screw pair related mechanism consists of a ball screw pair, a servo motor, a motor rotating shaft, a coupler, a first bearing seat, a first bearing, a second bearing seat and a second bearing, wherein the servo motor is arranged at the right end of the ball screw pair related mechanism, the motor rotating shaft is rotatably connected at the left end of the servo motor, the ball screw pair is arranged at the middle part of the ball screw pair related mechanism, the first bearing seat is arranged at the left end of the ball screw pair, the first bearing is fixedly sleeved in the first bearing seat, the inner ring inner side of the first bearing is fixedly connected with the outer surface of the left end of the ball screw pair, the second bearing seat is arranged at the right end of the ball screw pair, the second bearing is fixedly sleeved in the second bearing seat, the inner ring inner side of the second bearing is fixedly connected with the outer surface of the right end of the ball screw pair, and the right end of the ball screw pair extends right, the right end of the ball screw pair is connected with the left end of the motor rotating shaft through a coupler.
The detection mechanism comprises a go gauge, a plug gauge, a dial indicator and a linear guide rail pair, the go gauge is movably sleeved on the outer surface of the plug gauge, the dial indicator is arranged on the outer surface of the plug gauge, and the linear guide rail pair is arranged below the plug gauge.
Preferably, the measuring probe of the dial indicator contacts with the outer surface of the plug gauge, and the mounting end of the dial indicator is adsorbed on the linear guide rail pair.
Preferably, the outer surface of the plug gauge is marked with a detection starting point marking line, and the detection starting point marking line is in a ring shape.
Preferably, the two ends of the through hole of the go gauge are provided with taper slopes which are inwardly closed, and the two ends of the plug gauge are provided with taper slopes which are inwardly closed.
Preferably, when the general gauge is sleeved on the outer surface of the plug gauge, the height between the checking tools is 0.8.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this utensil is examined with installing to lathe bearing frame improves for having the tapering through the contact with plug gauge and lead to the rule, fine solution because the precision that wearing and tearing lead to loses efficacy the problem, guaranteed big batch bearing frame installation accuracy stability.
(2) The plug gauge of the checking fixture for mounting the bearing seat of the machine tool can be reused after being repeatedly used by being matched and ground through compound grinding and general gauge, and the production cost is greatly reduced.
Drawings
FIG. 1 is a schematic view of the go gauge and the plug gauge of the present invention during testing;
FIG. 2 is a schematic structural view of a mechanism related to the ball screw assembly of the present invention;
fig. 3 is the structural schematic diagram of the detection mechanism of the present invention.
In the figure: 1 ball screw pair related mechanism, 101 ball screw pair, 102 servo motor, 103 motor rotating shaft, 104 coupler, 105 first bearing seat, 106 first bearing, 107 second bearing seat, 108 second bearing, 2 detection mechanism, 201 go gauge, 202 plug gauge, 203 dial indicator, 204 linear guide rail pair and 205 detection starting point marking.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a lathe bearing frame installation is with examining utensil, includes ball screw pair relevant mechanism 1 and detection mechanism 2, and the inside of ball screw pair relevant mechanism 1 and the external connection of detection mechanism 2.
The ball screw pair related mechanism 1 comprises a ball screw pair 101, a servo motor 102, a motor rotating shaft 103, a coupler 104, a first bearing seat 105, a first bearing 106, a second bearing seat 107 and a second bearing 108, wherein the servo motor 102 is arranged at the right end of the ball screw pair related mechanism 1, the motor rotating shaft 103 is rotatably connected at the left end of the servo motor 102, the ball screw pair 101 is arranged at the middle part of the ball screw pair related mechanism 1, the first bearing seat 105 is arranged at the left end of the ball screw pair 101, the first bearing 106 is fixedly sleeved inside the first bearing seat 105, the inner side of an inner ring of the first bearing 106 is fixedly connected with the outer surface of the left end of the ball screw pair 101, the second bearing seat 107 is arranged at the right end of the ball screw pair 101, the second bearing 108 is fixedly sleeved inside the second bearing seat 107, and the inner side of the inner ring of the second bearing 108 is, the right end of the ball screw assembly 101 extends rightward through the second bearing 108, and the right end of the ball screw assembly 101 is connected to the left end of the motor shaft 103 through the coupling 104.
The detection mechanism 2 comprises a go gauge 201, a plug gauge 202, a dial indicator 203 and a linear guide rail pair 204, wherein the go gauge 201 is movably sleeved on the outer surface of the plug gauge 202, a detection starting point marking 205 is marked on the outer surface of the plug gauge 202, the detection starting point marking is annular, two ends of a through hole of the go gauge 201 are provided with taper slopes which are inward closed, and two ends of the plug gauge 202 are provided with taper slopes which are inward closed, the contact between the plug gauge 202 and the go gauge 201 is improved to be tapered, so that the problem of accuracy failure caused by abrasion is well solved, the mounting accuracy stability of a large batch of bearing seats is ensured, in addition, after the plug gauge 202 is repeatedly used, the plug gauge can be reused after being matched and ground with the go gauge, the production cost is greatly reduced, when the go gauge 201 is sleeved on the outer surface of the plug gauge 202, the elevation between the go gauge 201 and the plug gauge 202 is 0.8, the outer surface of the plug gauge 202 is provided with the dial indicator 203, the linear, the measuring probe of the dial indicator 203 is contacted with the outer surface of the plug gauge 202, and the mounting end of the dial indicator 203 is adsorbed on the linear guide rail pair 204.
In the using process, when installation and detection are needed, the lead gauge 201 is movably sleeved on the outer surface of the plug gauge 202, the plug gauge 202 extends into the bearing seat, in the process, the first bearing seat 105 and the second bearing seat 107 at two ends of the ball screw pair related mechanism 1 both extend into the plug gauge 202, at the moment, the outer surface of the plug gauge 202 is provided with the dial indicator 203, the measuring probe of the dial indicator 203 is in contact with the outer surface of the plug gauge 202, the installation end of the dial indicator 203 is adsorbed on the linear guide rail pair 204, the plug gauge 202 is rotated, the measuring probe of the dial indicator 203 extends and retracts along with the rotation, the dial indicator of the dial indicator 203 starts to swing, the dial indicator 203 can horizontally slide left and right on the linear guide rail pair 204, and the concentricity of the bearing seats at the two ends is further detected.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a lathe bearing frame installation is with examining utensil, includes ball screw pair relevant mechanism (1) and detection mechanism (2), its characterized in that: the inside of the ball screw pair related mechanism (1) is connected with the outside of the detection mechanism (2);
the ball screw pair related mechanism (1) is composed of a ball screw pair (101), a servo motor (102), a motor rotating shaft (103), a coupler (104), a first bearing seat (105), a first bearing (106), a second bearing seat (107) and a second bearing (108), the servo motor (102) is arranged at the right end of the ball screw pair related mechanism (1), the motor rotating shaft (103) is rotatably connected at the left end of the servo motor (102), the ball screw pair (101) is arranged in the middle of the ball screw pair related mechanism (1), the first bearing seat (105) is arranged at the left end of the ball screw pair (101), the first bearing (106) is fixedly sleeved in the first bearing seat (105), the inner side of the first bearing (106) is fixedly connected with the outer surface of the left end of the ball screw pair (101), the second bearing seat (107) is arranged at the right end of the ball screw pair (101), a second bearing (108) is fixedly sleeved in the second bearing seat (107), the inner side of an inner ring of the second bearing (108) is fixedly connected with the outer surface of the right end of the ball screw pair (101), the right end of the ball screw pair (101) penetrates through the second bearing (108) to extend rightwards, and the right end of the ball screw pair (101) is connected with the left end of the motor rotating shaft (103) through a coupler (104);
the detection mechanism (2) comprises a go gauge (201), a plug gauge (202), a dial indicator (203) and a linear guide rail pair (204), wherein the go gauge (201) is sleeved on the outer surface of the plug gauge (202) in a movable mode, the dial indicator (203) is arranged on the outer surface of the plug gauge (202), and the linear guide rail pair (204) is arranged below the plug gauge (202).
2. The inspection device for mounting the bearing seat of the machine tool according to claim 1, wherein: and a measuring probe of the dial indicator (203) is contacted with the outer surface of the plug gauge (202), and the mounting end of the dial indicator (203) is adsorbed on the linear guide rail pair (204).
3. The inspection device for mounting the bearing seat of the machine tool according to claim 1, wherein: the outer surface of the plug gauge (202) is marked with a detection starting point marking line (205), and the detection starting point marking line is of a ring shape.
4. The inspection device for mounting the bearing seat of the machine tool according to claim 1, wherein: two ends of the through hole of the go gauge (201) are provided with taper slopes which are inward closed, and two ends of the plug gauge (202) are provided with taper slopes which are inward closed.
5. The inspection device for mounting the bearing seat of the machine tool according to claim 1, wherein: when the go gauge (201) is sleeved on the outer surface of the plug gauge (202), the height between the go gauge (201) and the plug gauge (202) is 0.8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021894225.3U CN213561442U (en) | 2020-09-01 | 2020-09-01 | Detection tool for mounting machine tool bearing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021894225.3U CN213561442U (en) | 2020-09-01 | 2020-09-01 | Detection tool for mounting machine tool bearing seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213561442U true CN213561442U (en) | 2021-06-29 |
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ID=76569131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021894225.3U Active CN213561442U (en) | 2020-09-01 | 2020-09-01 | Detection tool for mounting machine tool bearing seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213561442U (en) |
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2020
- 2020-09-01 CN CN202021894225.3U patent/CN213561442U/en active Active
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