CN210997496U

CN210997496U - Independent universal slot power head

Info

Publication number: CN210997496U
Application number: CN201921990330.4U
Authority: CN
Inventors: 田彬彬
Original assignee: Shenzhen Xinyuanhao Hardware Technology Co ltd
Current assignee: Shenzhen Xinyuanhao Hardware Technology Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-14
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a stand-alone universal slot power head, which comprises a main machine seat, a movable main shaft, a transmission shaft, a swing gear and a speed reducing motor; the side surface of the movable main shaft is provided with a first connecting part; the inner end of the transmission shaft is provided with a second connecting part; the center of the swing gear is provided with a third connecting part, and the side edge of the swing gear is provided with a fourth connecting part. Through utilizing gear motor to drive the transmission shaft and rotate, drive swing gear again and rotate, thereby swing gear makes swing gear's rotation change into the swing with the cooperation motion of guide way, make the activity main shaft form the straight line activity of making a round trip, this gear shaping unit head can independent utility, can use with any machine is supporting, the commonality is good, bring the convenience for the use, and, adopt the special cooperation transmission of transmission shaft and swing gear, make its horizontal hunting precision high, the vibration volume is little, the noise is low, also effectively improve the machining precision simultaneously, thereby realize the high accuracy, the high efficiency carries out gear shaping, processing operations such as slot and the key of inserting flowers.

Description

Independent universal slot power head

Technical Field

The utility model belongs to the technical field of slot equipment and specifically relates to indicate a stand alone type general type slot unit head.

Background

The slot power head is mainly used for processing parts needing gear shaping, spline insertion and slot insertion, the slot power heads on the market at present cannot be independently used, the using conditions are unique, and the slot power head can only be installed on a numerical control knife tower crane to be used, because the power source is provided by a main shaft of the knife tower crane, and the use is inconvenient. In addition, the conventional slot power head adopts a crank throw or a worm gear to carry out transmission, and the transmission mechanisms have large vibration quantity and high noise, and simultaneously have low processing precision and cannot meet the precision requirement. Accordingly, there is a need for improvements to current slot powerheads.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a universal slot power head, which can effectively solve the problems that the existing slot power head cannot be used independently and has large vibration amount and low processing precision.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stand-alone universal slot power head comprises a main machine base, a movable main shaft, a transmission shaft, a swing gear and a speed reducing motor; the main machine seat is provided with an installation shaft hole, and a guide groove is arranged in the main machine seat; the movable main shaft is linearly and slidably arranged in the mounting shaft hole, the front end of the movable main shaft extends out of the main machine base, and the side surface of the movable main shaft is provided with a first connecting part; the transmission shaft is rotatably arranged on the main machine seat, the inner end of the transmission shaft is provided with a second connecting part, and the axial direction of the second connecting part is not coincident with the axial direction of the transmission shaft; a third connecting part is arranged at the center of the swing gear, the swing gear is positioned in the guide groove, the third connecting part and the second connecting part are installed in a matched mode, a fourth connecting part is arranged on the side edge of the swing gear, and the fourth connecting part and the first connecting part are installed in a matched mode; the speed reducing motor is fixed on the main machine base, and an output shaft of the speed reducing motor is connected with the outer end of the rotating shaft.

As a preferred scheme, the main machine seat comprises a shaft seat and a connecting support, the installation shaft hole is located on the shaft seat, the connecting support is fixed to the top of the shaft seat, and the speed reduction motor is fixed to the connecting support.

As a preferred scheme, linear bearings are arranged inside two ends of the mounting shaft hole, and two ends of the movable main shaft are respectively installed in a sliding fit mode with the linear bearings.

Preferably, the mounting shaft holes penetrate through both ends of the main frame.

Preferably, the transmission shaft is coupled to an output shaft of the reduction motor through a coupling.

As a preferable scheme, the first connecting portion is a connecting hole, the fourth connecting portion is a connecting portion, and the connecting column is inserted into the connecting hole for connection.

As a preferred scheme, the second connecting portion is a connecting column, the third connecting portion is a connecting hole, and the connecting column is inserted into the connecting hole for connection.

Preferably, the swing gear is a four-corner gear, and the fourth connecting portion is located on the bottom surface of one of the corners.

Preferably, the swing gear is located at the center of the guide groove.

Preferably, the speed reducing motor is a servo speed reducing motor.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

through utilizing gear motor to drive the transmission shaft and rotate, drive swing gear again and rotate, thereby swing gear makes swing gear's rotation change into the swing with the cooperation motion of guide way, make the activity main shaft form the straight line activity of making a round trip, this gear shaping unit head can independent utility, can use with any machine is supporting, the commonality is good, bring the convenience for the use, and, adopt the special cooperation transmission of transmission shaft and swing gear, make its horizontal hunting precision high, the vibration volume is little, the noise is low, also effectively improve the machining precision simultaneously, thereby realize the high accuracy, the high efficiency carries out gear shaping, processing operations such as slot and the key of inserting flowers.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is an enlarged view of the oscillating gear in the preferred embodiment of the present invention;

FIG. 3 is a bottom view of the oscillating gear in the preferred embodiment of the present invention;

fig. 4 is a schematic diagram of the motion trace of the oscillating gear according to the preferred embodiment of the present invention (i.e. the operation principle of changing the rotation into the oscillation).

The attached drawings indicate the following:

10. main unit seat 11, axle bed

111. An upper case 112 and a lower case

113. Bolt 114, annular end cap

12. Connecting bracket 101 and mounting shaft hole

102. Guide groove 20 and movable main shaft

21. First connecting part 30 and transmission shaft

31. Second connecting part 40, swing gear

41. Third connection part 42 and fourth connection part

50. Reduction motor 51 and output shaft

61. Linear bearing 62, tool holder

63. Screw 64, coupling.

Detailed Description

Referring to fig. 1 to 4, a specific structure of a preferred embodiment of the present invention is shown, which includes a main frame 10, a movable main shaft 20, a transmission shaft 30, a swing gear 40 and a reduction motor 50.

The main machine base 10 has a mounting shaft hole 101, and a guide groove 102 is arranged in the main machine base 10; specifically, the main chassis 10 includes a shaft seat 11 and a connecting bracket 12, the mounting shaft hole 101 is located on the shaft seat 11, the guide groove 102 is located in the connecting bracket 12, the connecting bracket 12 is fixed on the top of the shaft seat 11, the gear motor 50 is fixed on the connecting bracket 12, the shaft seat 11 includes an upper shell 111 and a lower shell 112, the upper shell 111 and the lower shell 112 are spliced and fixedly connected through a bolt 113 to form a cylinder, and two ends of the cylinder are both fixed with annular end covers 114; the mounting shaft holes 101 penetrate both ends of the main housing 10.

The movable main shaft 20 is linearly slidably disposed in the mounting shaft hole 101, the front end of the movable main shaft 20 extends out of the main machine base 10, and the side surface of the movable main shaft 20 is provided with a first connecting portion 21; in this embodiment, linear bearings 61 are disposed inside both ends of the mounting shaft hole 101, both ends of the movable main shaft 20 are slidably fitted with the linear bearings 61, respectively, and a tool holder 62 is detachably disposed at the front end of the movable main shaft 20, and the tool holder 62 is fixed to the front end of the movable main shaft 20 by screws 63.

The transmission shaft 30 is rotatably disposed on the main housing 10, and an inner end of the transmission shaft 30 is provided with a second connection portion 31, and an axial direction of the second connection portion 31 is not coincident with an axial direction of the transmission shaft 30.

A third connecting part 41 is arranged at the center of the swing gear 40, the swing gear 40 is positioned in the guide groove 102, the third connecting part 41 is matched with the second connecting part 31, a fourth connecting part 42 is arranged at the side edge of the swing gear 40, and the fourth connecting part 42 is matched with the first connecting part 21; in this embodiment, the swing gear 40 is a four-corner gear, and the fourth connecting portion 42 is located at a bottom surface of one of the corners. The second connecting portion 31 is a connecting column, the third connecting portion 41 is a connecting hole, the connecting column is inserted into the connecting hole for connection, and the third connecting portion 41 and the second connecting portion 31 are in clearance fit. The first connecting portion 21 is a connecting hole, the fourth connecting portion 42 is a connecting portion, and the connecting column is inserted into the connecting hole for connection.

The reduction motor 50 is fixed to the main housing 10, and an output shaft 51 of the reduction motor 50 is connected to an outer end of the rotating shaft 30. In the present embodiment, the transmission shaft 30 is coupled to the output shaft 51 of the reduction motor 50 through a coupling 64, and the reduction motor 50 is a servo reduction motor.

Detailed description the working principle of the present embodiment is as follows:

when the tool rest 62 works, a proper tool rest 62 is selected, the tool rest 62 is fixed to the front end of the movable spindle 20, after the speed reducing motor 50 is powered on and started, the speed reducing motor 50 drives the transmission shaft 30, the transmission shaft 30 rotates to drive the swing gear 40 to rotate, the swing gear 40 is arranged in the guide groove 102, and due to the matched motion of the four-corner gears and the guide groove 102, the fourth connecting portion 42 of the four-corner gears forms linear reciprocating circular motion, so that the movable spindle 20 moves linearly back and forth, and the tool rest 62 moves back and forth along with the axial direction of the movable spindle 20 to perform slot inserting operation on a workpiece.

The utility model discloses a design focus lies in: through utilizing gear motor to drive the transmission shaft and rotate, drive swing gear again and rotate, thereby swing gear makes swing gear's rotation change into the swing with the cooperation motion of guide way, make the activity main shaft form the straight line activity of making a round trip, this gear shaping unit head can independent utility, can use with any machine is supporting, the commonality is good, bring the convenience for the use, and, adopt the special cooperation transmission of transmission shaft and swing gear, make its horizontal hunting precision high, the vibration volume is little, the noise is low, also effectively improve the machining precision simultaneously, thereby realize the high accuracy, the high efficiency carries out gear shaping, processing operations such as slot and the key of inserting flowers.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A stand-alone universal slot power head is characterized in that: comprises a main machine seat, a movable main shaft, a transmission shaft, a swinging gear and a speed reducing motor; the main machine seat is provided with an installation shaft hole, and a guide groove is arranged in the main machine seat; the movable main shaft is linearly and slidably arranged in the mounting shaft hole, the front end of the movable main shaft extends out of the main machine base, and the side surface of the movable main shaft is provided with a first connecting part; the transmission shaft is rotatably arranged on the main machine seat, the inner end of the transmission shaft is provided with a second connecting part, and the axial direction of the second connecting part is not coincident with the axial direction of the transmission shaft; a third connecting part is arranged at the center of the swing gear, the swing gear is positioned in the guide groove, the third connecting part and the second connecting part are installed in a matched mode, a fourth connecting part is arranged on the side edge of the swing gear, and the fourth connecting part and the first connecting part are installed in a matched mode; the speed reducing motor is fixed on the main machine base, and an output shaft of the speed reducing motor is connected with the outer end of the rotating shaft.

2. The self-contained, universal-type socket powerhead of claim 1, wherein: the main machine seat comprises a shaft seat and a connecting support, the mounting shaft hole is located on the shaft seat, the connecting support is fixed to the top of the shaft seat, and the speed reduction motor is fixed to the connecting support.

3. The self-contained, universal-type socket powerhead of claim 1, wherein: and linear bearings are arranged inside two ends of the mounting shaft hole, and two ends of the movable main shaft are respectively installed in sliding fit with the linear bearings.

4. The self-contained, universal-type socket powerhead of claim 1, wherein: the installation shaft hole penetrates through two ends of the main machine base.

5. The self-contained, universal-type socket powerhead of claim 1, wherein: the transmission shaft is connected with an output shaft of the speed reducing motor through a coupler.

6. The self-contained, universal-type socket powerhead of claim 1, wherein: the first connecting portion is a connecting hole, the fourth connecting portion is a connecting portion, and the connecting column is inserted into the connecting hole to be connected.

7. The self-contained, universal-type socket powerhead of claim 1, wherein: the second connecting portion is a connecting column, the third connecting portion is a connecting hole, and the connecting column is inserted into the connecting hole to be connected.

8. The self-contained, universal-type socket powerhead of claim 1, wherein: the swing gear is a four-corner gear, and the fourth connecting part is positioned on the bottom surface of one corner.

9. The self-contained, universal-type socket powerhead of claim 1, wherein: the swing gear is located at the center of the guide groove.

10. The self-contained, universal-type socket powerhead of claim 1, wherein: the speed reducing motor is a servo speed reducing motor.