CN218947522U - Assembly fixture for workbench of numerical control machine tool - Google Patents
Assembly fixture for workbench of numerical control machine tool Download PDFInfo
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- CN218947522U CN218947522U CN202222165911.2U CN202222165911U CN218947522U CN 218947522 U CN218947522 U CN 218947522U CN 202222165911 U CN202222165911 U CN 202222165911U CN 218947522 U CN218947522 U CN 218947522U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model discloses an assembly fixture for a workbench of a numerical control machine tool, which comprises a rotating frame, a supporting frame body and a rotating device, wherein the rotating frame comprises two mounting arms and a counterweight vertical plate, the two mounting arms are vertically fixed on the front surface of the counterweight vertical plate, and the mounting arms are fixed with the bottom of a base of the workbench; the support frame body comprises a frame body base and a frame body, wherein the frame body comprises a first mounting plate, a second mounting plate, a rotating shaft sleeve and a bearing sleeve; the rotating device comprises a rotating shaft, two bearings, a variable frequency motor and a speed reducer; each bearing sleeve is internally provided with a bearing, the rotating shaft is fixed on the frame body through two bearings, one end of the rotating shaft is fixed with the back of the counterweight vertical plate, and the other end of the rotating shaft is connected with the variable frequency motor through a speed reducer. The utility model is convenient for the assembly of the numerical control machine tool, greatly improves the quality and efficiency of production and assembly, and simultaneously protects the safety of workers during assembly.
Description
Technical Field
The utility model relates to the field of numerical control machine tools, in particular to an assembly tool for a numerical control machine tool workbench.
Background
The numerical control machine tool is short for numerical control machine tool, and is an automatic machine tool with a program control system. The basic components of the numerical control machine tool comprise a processing program carrier, a numerical control device, a servo driving device, a machine tool main body and other auxiliary devices. The machine tool host is the main body of the numerical control machine tool. The machine tool comprises a machine tool body, a base, a stand column, a cross beam, a sliding seat, a workbench, a spindle box, a feeding mechanism, a tool rest, an automatic tool changing device and other mechanical parts. The workbench is a core mechanical component of the machine tool main machine, so that the assembly of the workbench is particularly important.
At present, a workbench of a machine tool is assembled by hands, and the assembly is inconvenient because a workbench base is large and heavy and the bottom surface is not a plane.
Disclosure of Invention
The utility model aims to overcome the defects that the workbench of the existing machine tool is mainly assembled manually, and the assembling work tool for the workbench of the numerical control machine tool is convenient to assemble, greatly improves the quality and efficiency of production and assembly and can improve the safety of the manual assembling work table because the workbench base is large and heavy and the ground is uneven.
The utility model solves the technical problems by the following technical scheme:
an assembly fixture for a workbench of a numerical control machine tool, which comprises a rotating frame, a supporting frame body and a rotating device,
the rotating frame comprises two mounting arms and a counterweight vertical plate, wherein the two mounting arms are vertically fixed on the front surface of the counterweight vertical plate, and the mounting arms are fixed with the bottom of the workbench base;
the support frame comprises a frame base and a frame body, wherein the frame body comprises a first mounting plate, a second mounting plate, a rotating shaft sleeve and two bearing sleeves;
the rotating device comprises a rotating shaft, two bearings, a variable frequency motor and a speed reducer;
the first mounting plate and the second mounting plate are respectively provided with a mounting plate through hole matched with the outer diameter of the bearing sleeve, the front bearing sleeve is mounted in the mounting plate through hole of the first mounting plate and is fixed with one end of the rotating shaft sleeve, and the rear bearing sleeve is mounted in the mounting plate through hole of the second mounting plate and is fixed with the other end of the rotating shaft sleeve;
a bearing is arranged in each bearing sleeve, the rotating shaft is fixed on the frame body through two bearings, one end of the rotating shaft is fixed on the back surface of the counterweight vertical plate, and the other end of the rotating shaft is connected with the variable frequency motor through the speed reducer;
the outer surface of the frame body is also provided with an electric box, and the electric box is electrically connected with the variable frequency motor.
Preferably, the rotation shaft sequentially comprises a mounting part, a step shaft, an external thread part and a fixing part from front to back, a first round key is arranged on the mounting part, a round key screw hole is arranged on the first round key, a mounting through hole matched with the mounting part is arranged on the counterweight vertical plate, a clamping groove matched with the first round key is arranged on the inner wall of the mounting through hole, a clamping groove screw hole matched with the round key screw hole is arranged on the clamping groove, the fixing part is connected with a fixing hole of the speed reducer, and a clamping piece clamped with a second round key is arranged on the inner wall of the fixing hole.
Preferably, the frame body further includes two bearing caps, the rear end of the front bearing cap is provided with a stepped countersink, the front end and the rear end of the rear bearing cap are provided with a stepped countersink, the front bearing cap is mounted on the mounting plate through hole of the first mounting plate, the rear end of the front bearing cap is mounted on the stepped countersink of the front end of the rotating shaft cap, the front end of the front bearing cap is mounted on the stepped countersink of the front bearing cap, the front end of the rear bearing cap is mounted on the mounting plate through hole of the second mounting plate, the front end of the rear bearing cap is mounted on the stepped countersink of the rear bearing cap, the front bearing cap is mounted on the first mounting plate and the front bearing cap by means of hexagonal socket bolts, the rear bearing cap is mounted on the second mounting plate and the rear bearing cap by means of hexagonal socket bolts, the inner race is mounted on the front bearing cap and the rear bearing cap is mounted on the inner race of the rear bearing cap, the rear bearing cap is mounted on the rear bearing cap by means of a threaded collar, and the rear bearing cap is mounted on the rear bearing cap by means of a threaded nut.
Preferably, the frame body further comprises two oil seals, the front oil seal is arranged at the front end of the front bearing, the rear oil seal is arranged at the rear end of the rear bearing, a screw hole of the mounting part is arranged on the front end face of the mounting part, and a cap is mounted on the front end face of the mounting part through the mounting through hole through an inner hexagonal cylindrical head bolt and a gasket.
Preferably, the frame body base comprises 6 adjustment feet, the installation arm is fixed with the bottom of the workbench base through 4 fixing pieces, and the fixing pieces comprise inner hexagonal cylindrical studs, gaskets, adjustment iron blocks, nylon pads and inner hexagonal cylindrical studs.
Preferably, a plurality of weight increasing reinforcing ribs are arranged at the back of the counterweight vertical plate, the mounting through hole comprises a raised cylindrical hole wall, and one end of each weight increasing reinforcing rib is fixed with the outer surface of the cylindrical hole wall.
Preferably, a third mounting plate is further arranged on the frame body, a mounting plate threaded hole coaxial with the mounting plate through hole is formed in the third mounting plate, and the speed reducer and the variable frequency motor are connected to the third mounting plate through an inner hexagonal cylindrical head bolt.
On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the utility model.
The utility model has the positive progress effects that:
the utility model is convenient for the assembly of the numerical control machine tool, greatly improves the quality and efficiency of production and assembly, and simultaneously protects the safety of workers during assembly.
Drawings
Fig. 1 is a schematic structural diagram of an assembly fixture according to embodiment 1 of the present utility model.
Fig. 2 is another schematic structural diagram of the assembly fixture according to embodiment 1 of the present utility model.
Fig. 3 is another schematic structural diagram of the assembly fixture according to embodiment 1 of the present utility model.
Fig. 4 is another schematic structural diagram of the assembly fixture according to embodiment 1 of the present utility model.
Fig. 5 is another schematic structural diagram of the assembly fixture according to embodiment 1 of the present utility model.
Fig. 6 is another schematic structural diagram of the assembly fixture according to embodiment 1 of the present utility model.
Detailed Description
The utility model is further illustrated by means of the following examples, which are not intended to limit the scope of the utility model.
Example 1
In the present embodiment, the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Particularly, in this embodiment, the front direction refers to the direction from the installation position of the variable frequency motor to the rotating frame, and the rear direction refers to the direction in which the rotating frame points to the variable frequency motor.
Referring to fig. 1 to 6, the present embodiment provides an assembly fixture for a numerical control machine table 4. The assembly fixture comprises a rotating frame 3, a supporting frame body 2 and a rotating device.
The rotating frame comprises two mounting arms 31 and a counterweight vertical plate 27, wherein the two mounting arms 31 are vertically fixed on the front surface of the counterweight vertical plate, and the mounting arms are fixed with the bottom of the workbench base 4.
The support frame 2 includes a frame base 201 and a frame body 202 including a first mounting plate 28, a second mounting plate 29, a spindle sleeve 26, and two bearing sleeves (71 and 72). The frame base is formed by welding standard rectangular hollow section steel.
The rotating means comprise a rotating shaft 6, two bearings (51 and 52), a variable frequency motor 15 and a reducer 14.
The first mounting plate 28 and the second mounting plate 29 are respectively provided with a mounting plate through hole matched with the outer diameter of the bearing sleeve, the front bearing sleeve 71 is mounted in the mounting plate through hole of the first mounting plate and fixed with one end of the rotating shaft sleeve, and the rear bearing sleeve 72 is mounted in the mounting plate through hole of the second mounting plate and fixed with the other end of the rotating shaft sleeve.
Each bearing sleeve is internally provided with a bearing, the rotating shaft is fixed on the frame body through two bearings, one end of the rotating shaft is fixed on the back of the counterweight vertical plate, and the other end of the rotating shaft is connected with the variable frequency motor through the speed reducer.
The outer surface of the frame body is also provided with an electric box, the electric box comprises an electric box lower cover 16 and an electric box upper cover 18, the electric box lower cover is fixed on the frame body through an electric box bolt 17, the electric box upper cover is fixed on the electric box lower cover through a countersunk screw 19, and the electric box is electrically connected with the variable frequency motor.
The rotation shaft 6 includes, in order from front to rear, a mounting portion 61, a stepped shaft 62, an externally threaded portion 63, and a fixing portion 64.
The installation part is provided with a first round key 65, the first round key is provided with a round key screw hole 66, and the counterweight vertical plate is provided with an installation through hole matched with the installation part.
The inner wall of the installation through hole is provided with a clamping groove clamped with a first round key, the clamping groove is provided with a clamping groove screw hole matched with the round key screw hole, the fixing part is connected with a fixing hole of the speed reducer, and the inner wall of the fixing hole is provided with a clamping piece clamped with a second round key 67.
The frame body further includes two bearing caps, the rear end of the front bearing cap 111 is provided with a stepped countersink, and the front end of the rear bearing cap 112 is provided with a stepped countersink.
The front end and the rear end of the rotating shaft sleeve are respectively provided with a stepped countersink, the front side bearing sleeve is arranged behind the mounting plate through hole of the first mounting plate, the rear end of the front side bearing sleeve is embedded in the stepped countersink at the front end of the rotating shaft sleeve, and the front end of the front side bearing sleeve is embedded in the stepped countersink of the front side bearing cover.
The rear bearing sleeve is mounted in the stepped countersink of the mounting plate through hole of the second mounting plate, the front end of the rear bearing sleeve is embedded in the stepped countersink of the rear bearing cover, and the rear end of the rear bearing sleeve is embedded in the stepped countersink of the rear bearing cover.
The front bearing cap is fixed to the first mounting plate and the front bearing sleeve by means of an inner hexagonal socket head bolt (front inner hexagonal socket head bolt 121), and the rear bearing cap is fixed to the second mounting plate and the rear bearing sleeve by means of an inner hexagonal socket head bolt (rear inner hexagonal socket head bolt 122).
The inner ring of the front bearing 51 is fixed to the step shaft and the outer ring is fixed to the front bearing sleeve, and the inner ring of the rear bearing 52 is fixed to the bearing retainer 8 and the outer ring is fixed to the rear bearing sleeve.
The bearing retainer ring 8 is fixed by matching a round nut 10 with an external thread part.
The frame body further includes two oil seals (reference numerals 91 and 92), the front oil seal 91 is provided at the front end of the front bearing, and the rear oil seal 92 is provided at the rear end of the rear bearing.
The front end face of the mounting portion is provided with a mounting portion screw hole 68, and a cap 21 is mounted on the front end face of the mounting portion through the mounting through hole by means of a hexagon socket head cap bolt and a gasket (the bolt and the gasket of the mounting portion are denoted by reference numeral 20).
The first mounting plate is provided with a mounting plate through hole on the frame body, the front side bearing sleeve is arranged in the mounting plate through hole of the first mounting plate, the rear end of the front side bearing sleeve enters into the stepped countersink at the front end of the rotating shaft sleeve to be fixed, the rear side bearing sleeve is arranged in the mounting plate through hole of the second mounting plate in the same way, the front end of the rear side bearing sleeve enters into the stepped countersink at the rear end of the rotating shaft sleeve to be fixed, and then the second mounting plate is kept to be pressed and welded with the first mounting plate in parallel.
The front bearing is inserted into the front bearing sleeve after penetrating into the rotating shaft, so that the front bearing is fixed by the step shaft of the rotating shaft, the rear side of the rotating shaft is sleeved into the rear bearing and the bearing retainer ring and then is fixed by using 2 round nuts, and two sides of the first mounting plate and the second mounting plate are respectively plugged with an oil seal, and the oil seal mainly aims at preventing the bearing from leaking outside after rotating through Cheng Zhongyou.
Finally, the bearing cover is fixed on the first mounting plate and the second mounting plate by utilizing the inner hexagonal cylindrical head bolts respectively, so that the bearing sleeve is completely fixed.
The frame body is also provided with a third mounting plate, the third mounting plate is provided with a mounting plate threaded hole coaxial with the mounting plate through hole, and the speed reducer and the variable frequency motor are connected to the third mounting plate through an inner hexagonal cylindrical head bolt (a speed reducer inner hexagonal cylindrical head bolt 13).
The second round key at the rear end of the rotating shaft is connected with the round key slot in the inner hole of the speed reducer, so that the variable frequency motor can drive the rotating shaft to rotate.
The frame body base comprises 6 adjustment feet 1, the installation arm is fixed with the bottom of the workbench base 4 through 4 fixing pieces, and the fixing pieces comprise inner hexagonal cylindrical studs, gaskets, adjustment iron blocks, nylon pads and inner hexagonal cylindrical studs.
The adjusting height and the level of the foundation 1 are adjusted, and the anti-skid foot pad is arranged at the bottom of the adjusting height and the level, so that the whole tool is firmer due to friction increase.
The bottom of the workbench base is provided with 4 threaded holes, and an inner hexagonal cylindrical head bolt and a gasket (the bolt and the gasket of the mounting arm are indicated by reference numeral 22) are connected with the workbench base and the rotating frame through the through holes of the mounting arm.
The weight riser 27 is provided with a plurality of weight increasing reinforcing ribs 271 at the rear thereof, the mounting through hole 273 comprises a raised cylindrical hole wall 272, and one end of each weight increasing reinforcing rib is fixed to the outer surface of the cylindrical hole wall.
The swivel mount comprises 2 installation arms and counter weight riser, and rotation axis is connected to its counter weight riser, and the welding strengthening rib is used for increasing weight behind the counter weight riser makes the focus balanced after the workstation base installation, and because the workstation base is uneven 4 connecting screw holes have the difference in height in addition, so the adjustment iron plate 23 of different co-altitude has been welded respectively on the installation arm, in order to prevent the bottom to bump the phenomenon when fixed workstation base to appear, is connected with nylon pad 24 of same thickness with 4 interior hexagonal cylinder head bolts (the bolt of adjustment iron plate is denoted with reference numeral 25) again on the adjustment iron plate respectively.
The embodiment is convenient for the assembly of the numerical control machine tool, greatly improves the quality and efficiency of production and assembly, and simultaneously ensures that the safety of workers during assembly is protected.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.
Claims (7)
1. An assembly fixture for a workbench of a numerical control machine tool is characterized by comprising a rotating frame, a supporting frame body and a rotating device,
the rotating frame comprises two mounting arms and a counterweight vertical plate, wherein the two mounting arms are vertically fixed on the front surface of the counterweight vertical plate, and the mounting arms are fixed with the bottom of the workbench base;
the support frame comprises a frame base and a frame body, wherein the frame body comprises a first mounting plate, a second mounting plate, a rotating shaft sleeve and two bearing sleeves;
the rotating device comprises a rotating shaft, two bearings, a variable frequency motor and a speed reducer;
the first mounting plate and the second mounting plate are respectively provided with a mounting plate through hole matched with the outer diameter of the bearing sleeve, the front bearing sleeve is mounted in the mounting plate through hole of the first mounting plate and is fixed with one end of the rotating shaft sleeve, and the rear bearing sleeve is mounted in the mounting plate through hole of the second mounting plate and is fixed with the other end of the rotating shaft sleeve;
a bearing is arranged in each bearing sleeve, the rotating shaft is fixed on the frame body through two bearings, one end of the rotating shaft is fixed on the back surface of the counterweight vertical plate, and the other end of the rotating shaft is connected with the variable frequency motor through the speed reducer;
the outer surface of the frame body is also provided with an electric box, and the electric box is electrically connected with the variable frequency motor.
2. The assembly fixture of claim 1, wherein the rotating shaft sequentially comprises a mounting part, a step shaft, an external thread part and a fixing part from front to back, a first round key is arranged on the mounting part, a round key screw hole is arranged on the first round key, a mounting through hole matched with the mounting part is arranged on the counterweight vertical plate, a clamping groove clamped with the first round key is arranged on the inner wall of the mounting through hole, a clamping groove screw hole matched with the round key screw hole is arranged on the clamping groove, the fixing part is connected with a fixing hole of the speed reducer, and a clamping piece clamped with a second round key is arranged on the inner wall of the fixing hole.
3. The assembly fixture according to claim 2, wherein the frame body further comprises two bearing caps, the rear end of the front bearing cap is provided with a stepped countersink, the front end and the rear end of the rear bearing cap are provided with a stepped countersink, the front end and the rear end of the rotating shaft sleeve are provided with a stepped countersink, the front bearing sleeve is mounted to the mounting plate through hole of the first mounting plate, the rear end of the front bearing sleeve is mounted to the stepped countersink of the front end of the rotating shaft sleeve, the front end of the front bearing sleeve is mounted to the stepped countersink of the front bearing cap, the front end of the rear bearing sleeve is mounted to the mounting plate through hole of the second mounting plate, the rear end of the rear bearing sleeve is mounted to the stepped countersink of the rear bearing cap, the front bearing cap is fixed to the first mounting plate and the front bearing sleeve by means of an inner hexagonal cylindrical stud, the front bearing cap is fixed to the step bearing sleeve and to the outer race of the front bearing sleeve, and the rear bearing sleeve is fixed to the outer race of the bearing sleeve by means of a stepped countersink and the outer race of the rear bearing sleeve is fixed to the outer race of the bearing sleeve.
4. The assembly fixture of claim 3, wherein the frame body further comprises two oil seals, the front oil seal is arranged at the front end of the front bearing, the rear oil seal is arranged at the rear end of the rear bearing, the front end face of the mounting part is provided with a mounting part screw hole, and the front end face of the mounting part passes through the mounting through hole and then is provided with a cap through the hexagon socket head cap bolt and the gasket.
5. The assembly fixture of claim 4, wherein the frame base comprises 6 adjustment feet, the mounting arm is fixed to the bottom of the table base by 4 fixing members, and the fixing members comprise an inner hexagonal cylindrical head bolt, a gasket, an adjustment iron block, a nylon pad and an inner hexagonal cylindrical head bolt.
6. The assembly fixture of claim 4, wherein the weight riser is provided with a plurality of weight increasing ribs at the rear thereof, the mounting through hole comprises a raised cylindrical hole wall, and one end of each weight increasing rib is fixed to the outer surface of the cylindrical hole wall.
7. The assembly fixture of claim 3, wherein the frame body is further provided with a third mounting plate, the third mounting plate is provided with a mounting plate threaded hole coaxial with the mounting plate through hole, and the speed reducer and the variable frequency motor are connected to the third mounting plate through a hexagon socket head cap bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222165911.2U CN218947522U (en) | 2022-08-17 | 2022-08-17 | Assembly fixture for workbench of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222165911.2U CN218947522U (en) | 2022-08-17 | 2022-08-17 | Assembly fixture for workbench of numerical control machine tool |
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| Publication Number | Publication Date |
|---|---|
| CN218947522U true CN218947522U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222165911.2U Active CN218947522U (en) | 2022-08-17 | 2022-08-17 | Assembly fixture for workbench of numerical control machine tool |
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| CN (1) | CN218947522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226460A (en) * | 2023-11-09 | 2023-12-15 | 上海航天壹亘智能科技有限公司 | Assembly system, tool and method for numerical control machine tool workbench |
-
2022
- 2022-08-17 CN CN202222165911.2U patent/CN218947522U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226460A (en) * | 2023-11-09 | 2023-12-15 | 上海航天壹亘智能科技有限公司 | Assembly system, tool and method for numerical control machine tool workbench |
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