CN210059824U - Servo electric spindle mechanism of numerical control machine tool - Google Patents
Servo electric spindle mechanism of numerical control machine tool Download PDFInfo
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- CN210059824U CN210059824U CN201920901795.1U CN201920901795U CN210059824U CN 210059824 U CN210059824 U CN 210059824U CN 201920901795 U CN201920901795 U CN 201920901795U CN 210059824 U CN210059824 U CN 210059824U
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Abstract
The utility model provides a servo electric main shaft mechanism of a numerical control machine tool, which relates to the technical field of numerical control machine tool main shafts, the number of support plates is two, the support plates are respectively and fixedly connected with the left side and the right side of the front end of a base, support rods are symmetrically welded between the top ends of the support plates to reduce the temperature of the electric main shaft, the contact area with cooling water is enlarged, the cooling effect of the cooling water can be improved, the top end of a connecting pipe is provided with an interface, the bottom end inside the base is fixedly connected with an inner block, a plurality of concave-convex grooves are evenly arranged between the outer side of the inner block and the inner wall of the base, an inner baffle plate is arranged above the middle part of the concave-convex grooves, lubricating oil is coated on the outer wall of the electric main shaft, the sliding property when the electric main shaft rotates is increased, the friction generated by the electric main shaft and a driving part is reduced, the problem that most of the, leading to the problem of large abrasion between the electric spindle and a transmission part of a machine tool.
Description
Technical Field
The utility model belongs to the technical field of the digit control machine tool main shaft technique and specifically relates to a servo electric main shaft mechanism of digit control machine tool is related to.
Background
Because the electric spindle integrates the motor in the spindle unit, and the rotating speed of the spindle is high, a large amount of heat can be generated during operation, the integral temperature of the electric spindle is increased, the thermal state characteristic and the dynamic characteristic of the electric spindle are poor, most of the existing electric spindle bases are all-surrounding, the electric spindle structure is not convenient to dissipate heat in the base, and secondly, when the electric spindle is connected with a machine tool transmission piece, the electric spindle can rub against a transmission piece bearing, so that the abrasion between the electric spindle and the machine tool transmission piece is large, therefore, the temperature of the electric spindle is reduced, the contact area with cooling water is increased, the cooling effect of the cooling water can be improved, lubricating oil is smeared on the outer wall of the electric spindle, the sliding property during the rotation of the electric spindle is increased, and the friction between the electric spindle and the transmission piece is reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the electric spindle base is mostly of a full-surrounding type, the electric spindle structure is not convenient to dissipate heat in the base, and when the electric spindle is connected with a machine tool transmission part, the electric spindle structure can rub with a transmission part bearing mutually, so that the electric spindle and the machine tool transmission part are greatly abraded, and the servo electric spindle mechanism of the numerical control machine tool is provided aiming at the problems existing in the prior art.
The to-be-solved technical problem of the utility model adopts following technical scheme to realize: the utility model provides a servo electric main shaft mechanism of digit control machine tool, the servo electric main shaft mechanism of digit control machine tool includes:
the water pump comprises a base and a connecting pipe, wherein the connecting pipe is sleeved at the rear side of the top end of the base, the top end of the connecting pipe is provided with a connector, the bottom end inside the base is fixedly connected with an inner block, a plurality of concave-convex grooves are uniformly formed between the outer side of the inner block and the inner wall of the base, an inner baffle is arranged above the middle part of each concave-convex groove and fixedly connected between the outer side of the inner block and the inner wall of the base, and the front side of the top end of the base is;
the supporting plates are respectively fixedly connected to the left side and the right side of the front end of the base, the supporting rods are symmetrically welded between the top ends of the supporting plates, the tail ends of the supporting rods are welded with arc blocks together, the top ends of the arc blocks are provided with inner chutes, the left sides of the arc blocks are rotatably connected with covers through threads, openings are formed in the two sides of the top surfaces of the inner chutes, the top surfaces of the inner chutes are covered with abutting plates, the two sides of the bottom ends of the abutting plates are fixedly connected with penetrating columns, and the two sides of the bottom surfaces of the abutting plates are fixedly connected with springs sleeved on the outer sides of the penetrating columns.
Preferably, the inner sides of the front end and the rear end of the base are symmetrically and fixedly connected with inclined rods, the middle of the inner block is provided with a reserved groove penetrating through the front end and the rear end of the base, and an electric spindle is embedded in the reserved groove.
Preferably, the upper part of the middle part of the concave-convex groove is separated by the inner baffle, the water pumping ports and the interfaces are symmetrically arranged by taking the inner baffle as a central line, and the water pumping ports are communicated with the interfaces through the concave-convex groove.
Preferably, the outer wall of the base and the outer wall of the inner block are both concave-convex surfaces, and the concave-convex grooves surround the outer side of the inner block.
Preferably, the stay bar is positioned right in front of the inclined bar, the inner part of the arc block is in a hollow state, and the arc block is communicated with the opening and the oil hole.
Preferably, the diameter of the opening is larger than that of the spring, the diameter of the opening is smaller than that of the penetrating column, and the tail end of the spring is fixedly connected to the outer side of the opening.
Preferably, the tail end of the penetrating column is embedded with a piston, the inner diameter of the opening is equal to the outer diameter of the piston, the piston is located inside the opening and is in sliding connection with the opening, and the penetrating column drives the piston to be inserted into the opening.
Compared with the prior art, the beneficial effects of the utility model are that:
the cooling water can encircle the outer inner block outside, reduces the temperature of inner block, and indirect electricity main shaft to in the preformed groove reduces the temperature, and the base outer wall that is the corrugated surface and the area of contact of inner block outer wall and cooling water increase, can improve the cooling effect of cooling water, the cooling water of concentrating on the rear end that is located the corrugated groove receives the suction effect of drinking water pipeline, flows the front end of corrugated groove to evenly cool down to the corrugated groove is inside, improves the radiating effect to electric main shaft.
The piston is pushed into the opening through the penetrating column, the lubricant in the arc block is extruded by the piston and seeps out of the oil hole, and the rotating electric spindle can contact the lubricant to coat the lubricant on the outer wall of the electric spindle, so that the sliding property of the electric spindle during rotation is improved, and the friction between the electric spindle and a transmission part is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the base structure of the present invention;
FIG. 3 is a schematic top view of the arc block structure of the present invention;
fig. 4 is a schematic view of the structure of the support plate of the present invention.
The labels in the figure are: 1, a base; 2, concave-convex grooves; 3, inner block; 4, reserving a groove; 5, taking over the pipe; 6, an interface; 7 an inclined rod; 8, supporting plates; 9 stay bars; 10 arc blocks; 11 a cover; 12 an inner chute; 13 oil holes; 14, an opening; 15, a support plate; 16 through the column; 17 a spring; 18 an inner baffle; 19 water pumping ports; 20 an electric spindle; 21 piston.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, a servo electric spindle mechanism of a numerical control machine tool includes:
a base 1 and a connecting pipe 5, wherein the connecting pipe 5 is sleeved at the rear side of the top end of the base 1, the top end of the connecting pipe 5 is provided with a connector 6, the bottom end inside the base 1 is fixedly connected with an inner block 3, and a plurality of concave-convex grooves 2 are uniformly arranged between the outer side of the inner block 3 and the inner wall of the base 1, an inner baffle 18 is arranged above the middle part of the concave-convex groove 2, and the inner baffle 18 is fixedly connected between the outer side of the inner block 3 and the inner wall of the base 1, the front side of the top end of the base 1 is provided with a water pumping port 19, firstly, a user installs the base 1 in a workbench of a machine tool, the inner sides of the front and rear ends of the base 1 are symmetrically and fixedly connected with the inclined rods 7, and the middle part of the inner block 3 is provided with a reserved groove 4 which runs through the front end and the rear end of the base 1, an electric main shaft 20 is embedded in the reserved groove 4, the electric spindle 20 is connected with a transmission part of the machine tool, and a spindle structure is arranged at the front end of the electric spindle 20 and drives the transmission part to rotate through the spindle structure;
as shown in fig. 1, 3 and 4, the number of the support plates 8 is two, the support plates 8 are respectively and fixedly connected to the left and right sides of the front end of the base 1, the stay bars 9 are symmetrically welded between the top ends of the support plates 8, the tail ends of the stay bars 9 are welded with the arc blocks 10 together, the top ends of the arc blocks 10 are provided with inner chutes 12, the left sides of the arc blocks 10 are rotatably connected with covers 11 through threads, the two sides of the top surface of the inner chute 12 are provided with openings 14, the top surface of the inner chute 12 is covered with the supporting plate 15, the two sides of the bottom end of the supporting plate 15 are fixedly connected with penetrating columns 16, the two sides of the bottom surface of the supporting plate 15 are fixedly connected with springs 17 sleeved outside the penetrating columns 16, in order to stabilize the base 1, a user can screw an external bolt into the support plate 8 before connecting the electric spindle 20 with a transmission member, connect the support plate 8 with a workbench of a machine tool, the stay, when the electric spindle 20 is connected with a transmission part, the arc block 10 supports the lower part of the connecting end of the electric spindle 20 and the transmission part, the top surface of the inner sliding groove 12 is concave, the abutting plate 15 is positioned in the concave surface of the inner sliding groove 12, so that the top surface of the abutting plate 15 and the top surface of the inner sliding groove 12 are the same arc surface, the lower part of the connecting end of the electric spindle 20 and the transmission part is positioned in the inner sliding groove 12, the electric spindle 20 rotates in the inner sliding groove 12, and the electric spindle 20 is cushioned by the abutting plate 15;
as shown in fig. 1, 3 and 4, the diameter of the opening 14 is greater than the diameter of the spring 17, the diameter of the opening 14 is smaller than the diameter of the through post 16, the end of the spring 17 is fixedly connected to the outside of the opening 14, the end of the through post 16 is embedded with the piston 21, the inner diameter of the opening 14 is equal to the outer diameter of the piston 21, the piston 21 is located inside the opening 14 and is slidably connected with the opening 14, the through post 16 drives the piston 21 to be inserted into the opening 14, the abutting plate 15 is pressed by the electric spindle 20, the spring 17 is compressed at the bottom end of the abutting plate 15, the through post 16 pushes the piston 21 into the opening 14, the lubricant inside the arc block 10 is pressed by the piston 21, the lubricant seeps out from the oil hole 13, at this time, the rotating electric spindle 2 can contact the lubricant, the lubricant is smeared on the outer wall of the electric spindle 20, the slidability of the electric spindle 20 when rotating is increased, and the friction between the, when the electric spindle 20 rotates, certain vibration is generated to indirectly affect the piston 21, the piston 21 vibrates in the opening 14, lubricating oil in the arc block 10 can be discontinuously seeped out of the oil hole 13, the arc block 10 is used for bearing the lubricating oil, the lubricating oil is more convenient to coat on the outer wall of the electric spindle 20 compared with the lubricating oil directly, the lubricating oil is directly coated on the outer wall of the electric spindle 20, loss is more, and the lubricating oil is discontinuously seeped out through the arc block 10, so that the loss of the lubricating oil can be effectively reduced;
as shown in fig. 1-2, the inner baffle 18 separates the upper part of the middle part of the concave-convex groove 2, the water pumping port 19 and the interface 6 are symmetrically arranged by taking the inner baffle 18 as a central line, the water pumping port 19 is communicated with the interface 6 through the concave-convex groove 2, in order to avoid generating a large amount of heat when the electric spindle 20 runs at high speed, a user can insert the cooling water pipeline of the machine tool into the interface 6, then insert the water pumping pipeline into the water pumping port 19, the cooling water pipeline of the machine tool conveys the cooling water into the concave-convex groove 2, the inner part of the concave-convex groove 2 is separated by the inner baffle 18, the cooling water is firstly positioned at the rear end of the concave-convex groove 2, the outer wall of the base 1 and the outer wall of the inner block 3 are both concave-convex surfaces, the concave groove 2 surrounds the outer side of the inner block 3, the cooling water can surround the outer side of the outer block 3, the temperature of the inner block 3 is reduced, the electric spindle 20 in the reserved groove 4 is indirectly, can improve the cooling effect of cooling water, concentrate on the cooling water that is located the rear end of tongue and groove 2 and receive the draft influence of drinking water pipeline, flow the front end of tongue and groove 2 to the inside even cooling of tongue and groove 2, improve the radiating effect to electric main shaft 20.
The working principle is as follows: firstly, a user installs the base 1 in a workbench of a machine tool, screws an external bolt into the support plate 8, connects the support plate 8 with the workbench of the machine tool, adds an external lubricant into the arc block 10, the electric spindle 20 is connected with a transmission part of a machine tool, the arc block 10 supports the lower part of the connecting end of the electric spindle 20 and the transmission part, the abutting plate 15 is pressed by the electric spindle 20, the penetrating column 16 pushes the piston 21 into the opening 14, the lubricant seeps from the oil hole 13, the lubricating oil is smeared on the outer wall of the electric spindle 20, the sliding property of the electric spindle 20 during rotation is increased, a user can insert a cooling water pipeline of the machine tool into the connector 6, then, the water pumping pipeline is connected into the water pumping port 19, cooling water is conveyed into the concave-convex groove 2 through the cooling water pipeline of the machine tool, the interior of the concave-convex groove 2 is uniformly cooled, and the heat dissipation effect on the electric spindle 20 is improved.
The utility model discloses well equipment that uses:
the electric spindle is WE3 model.
It should be understood that any modification, equivalent replacement, and improvement made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (7)
1. The utility model provides a servo electric spindle mechanism of digit control machine tool which characterized in that, the servo electric spindle mechanism of digit control machine tool includes:
the water pump comprises a base (1) and a connecting pipe (5), wherein the connecting pipe (5) is sleeved on the rear side of the top end of the base (1), an interface (6) is formed in the top end of the connecting pipe (5), an inner block (3) is fixedly connected to the bottom end inside the base (1), a plurality of concave-convex grooves (2) are uniformly formed between the outer side of the inner block (3) and the inner wall of the base (1), an inner baffle (18) is arranged above the middle of each concave-convex groove (2), the inner baffle (18) is fixedly connected between the outer side of the inner block (3) and the inner wall of the base (1), and a water pumping opening (19) is formed in the front side of;
the supporting plate comprises supporting plates (8), the number of the supporting plates (8) is two, the supporting plates (8) are respectively and fixedly connected to the left side and the right side of the front end of the base (1), supporting rods (9) are symmetrically welded between the top ends of the supporting plates (8), arc blocks (10) are welded to the tail ends of the supporting rods (9) together, inner sliding grooves (12) are formed in the top ends of the arc blocks (10), the left sides of the arc blocks (10) are rotatably connected with covers (11) through threads, openings (14) are formed in the two sides of the top surface of each inner sliding groove (12), the top surface of each inner sliding groove (12) is covered with a supporting plate (15), two sides of the bottom end of each supporting plate (15) are fixedly connected with penetrating columns (16), and two sides of the bottom surface of each supporting plate (15) are fixedly.
2. The servo electric spindle mechanism of the numerical control machine tool as claimed in claim 1, wherein: the inner sides of the front end and the rear end of the base (1) are symmetrically and fixedly connected with inclined rods (7), the middle of the inner block (3) is provided with a reserved groove (4) penetrating through the front end and the rear end of the base (1), and an electric spindle (20) is embedded in the reserved groove (4).
3. The servo electric spindle mechanism of the numerical control machine tool as claimed in claim 1, wherein: interior baffle (18) separate tongue and groove (2) middle part top, and draw water mouth (19) and interface (6) and be the symmetry by interior baffle (18) for the central line and arrange, it communicates with each other through tongue and groove (2) to draw water between mouth (19) and interface (6).
4. The servo electric spindle mechanism of the numerical control machine tool as claimed in claim 1, wherein: the outer wall of the base (1) and the outer wall of the inner block (3) are both concave-convex surfaces, and the concave-convex grooves (2) surround the outer side of the inner block (3).
5. The servo electric spindle mechanism of the numerical control machine tool as claimed in claim 1, wherein: the support rod (9) is positioned right ahead the inclined rod (7), the inner part of the arc block (10) is in a hollow state, and the arc block (10) is communicated with the opening (14) and the oil hole (13).
6. The servo electric spindle mechanism of the numerical control machine tool as claimed in claim 1, wherein: the diameter of the opening (14) is larger than that of the spring (17), the diameter of the opening (14) is smaller than that of the penetrating column (16), and the tail end of the spring (17) is fixedly connected to the outer side of the opening (14).
7. The servo electric spindle mechanism of the numerical control machine tool as claimed in claim 1, wherein: the tail end of the penetrating column (16) is embedded with a piston (21), the inner diameter of the opening (14) is equal to the outer diameter of the piston (21), the piston (21) is located in the opening (14) and is in sliding connection with the opening, and the penetrating column (16) drives the piston (21) to be inserted into the opening (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920901795.1U CN210059824U (en) | 2019-06-14 | 2019-06-14 | Servo electric spindle mechanism of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920901795.1U CN210059824U (en) | 2019-06-14 | 2019-06-14 | Servo electric spindle mechanism of numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210059824U true CN210059824U (en) | 2020-02-14 |
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ID=69427726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920901795.1U Active CN210059824U (en) | 2019-06-14 | 2019-06-14 | Servo electric spindle mechanism of numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210059824U (en) |
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2019
- 2019-06-14 CN CN201920901795.1U patent/CN210059824U/en active Active
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