CN212419715U

CN212419715U - Gear shaft machining tool

Info

Publication number: CN212419715U
Application number: CN202020349479.0U
Authority: CN
Inventors: 季洋波
Original assignee: Changzhou Tiangong Forging Co ltd
Current assignee: Changzhou Tiangong Forging Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2021-01-29
Anticipated expiration: 2030-03-18

Abstract

The utility model belongs to the gear shaft processing field, in particular to a gear shaft processing tool; the drilling machine comprises a base, a supporting seat, a lifting cylinder, a lower pressing plate, a transmission mechanism, a drilling mechanism and a positioning mechanism; the supporting seat is arranged on the base, the lifting cylinder is arranged on the supporting seat, and the lifting cylinder is connected to the transmission mechanism through the lower pressing plate; a positioning mechanism is arranged on the upper end face of the base, and the drilling mechanism capable of moving through the transmission mechanism is arranged above the positioning mechanism; the transmission mechanism comprises a rotating motor, a threaded screw rod, a threaded connecting block and a bearing seat; the output shaft of the rotating motor is connected to one end of the threaded screw rod, and the other end of the threaded screw rod is rotatably arranged on the bearing seat. The device of the utility model is simple in structure, the practicality is strong, and when processing a plurality of holes to the gear shaft, the location is accurate.

Description

Gear shaft machining tool

Technical Field

The utility model belongs to gear shaft processing field, concretely relates to gear shaft processing frock.

Background

In some transmission mechanisms with higher requirements on motion precision, the transmission gear shaft is required to have higher requirements on the size, positioning holes, mounting holes or connecting holes are often drilled on the shaft of the transmission mechanism to facilitate the positioning, mounting or connecting of the gear shaft and other parts, when the positioning holes are machined, the machining form and position tolerance requirements of the holes are very strict, when a plurality of holes are machined on the axis of the gear shaft, the gear shaft is very inconvenient to position, the machining difficulty is higher, and the labor intensity and the production cost of workers are greatly improved.

SUMMERY OF THE UTILITY MODEL

To the technical problem in the background art, the utility model provides a gear shaft processing frock.

The utility model provides a following technical scheme:

a gear shaft machining tool comprises a base, a supporting seat, a lifting cylinder, a lower pressing plate, a transmission mechanism, a drilling mechanism and a positioning mechanism; the supporting seat is arranged on the base, the lifting cylinder is arranged on the supporting seat, and the lifting cylinder is connected to the transmission mechanism through the lower pressing plate; a positioning mechanism is arranged on the upper end face of the base, and the drilling mechanism capable of moving through the transmission mechanism is arranged above the positioning mechanism; the transmission mechanism comprises a rotating motor, a threaded screw rod, a threaded connecting block and a bearing seat; the output shaft of the rotating motor is connected to one end of the threaded screw rod, and the other end of the threaded screw rod is rotatably arranged on the bearing seat.

Preferably, the opposite surfaces of the two side plates of the supporting seat are provided with first sliding grooves, and two ends of the lower pressing plate are respectively configured in the first sliding grooves through first sliding blocks.

Preferably, the positioning mechanism comprises a fixed seat, a fixed block and a top block; the fixing base is detachably arranged on the upper end face of the base through a first locking bolt, one end of the base is provided with a slideway ejector block, and the other end of the ejector block is fixed with a fixing block which is opposite to the ejector block.

Preferably, a second sliding groove is configured on the fixed seat, and the top block can slide along the second sliding groove through a second sliding block.

Preferably, a second locking bolt is arranged on the second sliding block.

Preferably, the drilling mechanism comprises a drilling motor, a coupling and a drill bit; the drilling motor is fixed on the lower end face of the threaded connecting block, and an output shaft of the drilling motor is connected to the drill bit through the coupler.

Preferably, a PLC control system is arranged on the supporting seat and used for controlling the lifting cylinder and the drilling motor.

The utility model has the advantages that: be provided with positioning mechanism on the base, can lock the gear shaft in the top of base, then, drilling mechanism drills to the gear shaft, after processing is accomplished, under the effect of lift cylinder, drilling mechanism rises certain height, and drive mechanism can make drilling mechanism remove certain distance and positioning mechanism locking gear shaft motionless along the screw lead screw, continues to process the gear shaft, has avoided dismantling the gear shaft and has installed again and bring the unsafe shortcoming in location, the utility model discloses device simple structure, the practicality is strong.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic three-dimensional structure of the device of the present invention;

FIG. 2 is a schematic structural diagram of a positioning mechanism in the device of the present invention;

FIG. 3 is a schematic view of a partial structure of the device of the present invention, wherein the top block and the fixing base are disposed;

labeled as: 1. a base; 2. a supporting seat; 21. a first chute; 3. a lifting cylinder; 4. a lower pressing plate; 5. a transmission mechanism; 51. rotating the motor; 52. a threaded lead screw; 53. a threaded connection block; 54. a bearing seat; 6. a drilling mechanism; 61. a drilling motor; 62. a coupling; 63. a drill bit; 7. a positioning mechanism; 71. a fixed seat; 711. a first locking bolt; 712. a second chute; 72. a fixed block; 73. a top block; 731. a second locking bolt; 8. and (4) a PLC control system.

Detailed Description

The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.

The following describes preferred embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, a gear shaft processing tool comprises a base 1, a support base 2, a lifting cylinder 3, a lower pressing plate 4, a transmission mechanism 5, a drilling mechanism 6 and a positioning mechanism 7. The supporting seat 2 is vertically fixed on the base 1, the upper part of the supporting seat 2 is provided with two symmetrical lifting cylinders 3, and piston rods of the lifting cylinders 3 are connected to a transmission mechanism 5 through a lower pressing plate 4. The upper end face of the base 1 is provided with a positioning mechanism 7, the gear shaft can be locked above the base 1, and a drilling mechanism 6 which can move through the transmission mechanism 5 is arranged above the positioning mechanism 7. The transmission mechanism 5 comprises a rotating motor 51, a threaded screw rod 52, a threaded connecting block 53 and a bearing seat 54; an output shaft of the rotation motor 51 is connected to one end of the screw 52, and the other end of the screw 52 is rotatably disposed on a bearing housing 54. The rotation motor 51 is activated to rotate the threaded screw 52, so that the threaded connection block 53 can move along the threaded screw 52, the rotation direction of the rotation motor 51 being opposite and the movement direction of the threaded connection block 53 on the threaded screw 52 being opposite.

The opposite surfaces of the two side plates of the supporting seat 2 are provided with first sliding grooves 21, and the two ends of the lower pressing plate 4 are respectively configured in the first sliding grooves 21 through first sliding blocks. The lifting cylinder 3 pushes the lower pressing plate 4 to vertically move, and the first sliding blocks at two ends of the lower pressing plate 4 vertically move along the corresponding first sliding grooves 21, so that dislocation of the lower pressing plate 4 in the moving process is avoided.

The positioning mechanism 7 comprises a fixed seat 71, a fixed block 72 and a top block 73; the fixing seat 71 is detachably disposed on the upper end surface of the base 1 through a first locking bolt 711, one end of the base 1 is provided with a top block 73 capable of sliding, and the other end of the base 1 is fixed with a fixing block 72 which is opposite to the top block 73. The fixed seat 71 is provided with a second sliding groove 712, and the top block 73 can slide along the second sliding groove 712 through a second sliding block. The top block 73 is provided with a second locking bolt 731. The machining gear shaft is placed between the top block 73 and the fixing block 72, the top block 73 moves towards the fixing block 72, the gear shaft is clamped on the fixing seat 71, at the moment, the top block 73 is locked on the fixing seat 71 through the bolt of the second locking screw 731, and therefore the gear shaft is locked, and the gear shaft is machined conveniently.

The drilling mechanism 6 comprises a drilling motor 61, a coupling 62 and a drill 63; the drilling motor 61 is fixed on the lower end surface of the threaded connecting block 53, and the output shaft of the drilling motor 61 is connected to the drill 63 through the coupler 62. After the gear shaft is locked, the drilling mechanism 6 is required to drill the gear shaft.

The supporting seat 2 is provided with a PLC control system 8, and the PLC control system 8 is used for controlling the lifting cylinder 3 and the drilling motor 61. The PLC control system 8 is a prior art, in which programmers can program a program prepared in advance, thereby making the utility model work according to the program.

The utility model discloses the theory of operation of device:

the gear shaft that will treat processing passes through positioning mechanism 7 and locks the up end at base 1, and lift cylinder 3 starts, promotes drilling mechanism 6 and moves down, and drilling motor 61 starts to drive drill bit 63 rotatory to drill the gear shaft, after having bored the hole, under lift cylinder 3's effect, drilling mechanism 6 rises certain height, and rotation motor 51 starts, makes drilling mechanism 6 remove after certain distance along screw 52, continues to drill to the gear shaft.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A gear shaft machining tool is characterized by comprising a base, a supporting seat, a lifting cylinder, a lower pressing plate, a transmission mechanism, a drilling mechanism and a positioning mechanism; the supporting seat is arranged on the base, the lifting cylinder is arranged on the supporting seat, and the lifting cylinder is connected to the transmission mechanism through the lower pressing plate; a positioning mechanism is arranged on the upper end face of the base, and the drilling mechanism capable of moving through the transmission mechanism is arranged above the positioning mechanism; the transmission mechanism comprises a rotating motor, a threaded screw rod, a threaded connecting block and a bearing seat; the output shaft of the rotating motor is connected to one end of the threaded screw rod, and the other end of the threaded screw rod is rotatably arranged on the bearing seat.

2. The gear shaft machining tool according to claim 1, wherein first sliding grooves are formed in opposite surfaces of two side plates of the supporting seat, and two ends of the lower pressing plate are respectively arranged in the first sliding grooves through first sliding blocks.

3. The gear shaft machining tool according to claim 1, wherein the positioning mechanism comprises a fixed seat, a fixed block and a top block; the fixing base is detachably arranged on the upper end face of the base through a first locking bolt, one end of the base is provided with a slideway ejector block, and the other end of the ejector block is fixed with a fixing block which is opposite to the ejector block.

4. The gear shaft machining tool according to claim 3, wherein a second sliding groove is formed in the fixing seat, and the top block can slide along the second sliding groove through a second sliding block.

5. The gear shaft machining tool according to claim 3 or 4, wherein a second locking bolt is arranged on the top block.

6. The gear shaft machining tool according to claim 1, wherein the drilling mechanism comprises a drilling motor, a coupling and a drill bit; the drilling motor is fixed on the lower end face of the threaded connecting block, and an output shaft of the drilling motor is connected to the drill bit through the coupler.

7. The gear shaft machining tool according to claim 6, wherein a PLC control system is arranged on the supporting seat and used for controlling the lifting cylinder and the drilling motor.