CN112916966A

CN112916966A - Rotary workbench for gear blank machining and use method thereof

Info

Publication number: CN112916966A
Application number: CN201911234186.6A
Authority: CN
Inventors: 董锡杰; 刘金海
Original assignee: Tianjin Strong Industry And Trade Co ltd
Current assignee: Tianjin Strong Industry And Trade Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2021-06-08

Abstract

The invention relates to the field of gear production, in particular to a rotary workbench for gear blank processing and a use method thereof. According to the invention, gear pieces with different inner diameter sizes are installed and fixed through the fixing mechanism, and the fixing mechanism is driven to rotate for polishing through the gear disc which is driven and meshed by the motor, so that the labor is saved, the efficiency is improved, and the comprehensive polishing can be carried out more conveniently.

Description

Rotary workbench for gear blank machining and use method thereof

Technical Field

The invention relates to the field of gear production, in particular to a rotary workbench for gear blank machining and a using method thereof.

Background

The gear blank is a cast just after casting, and is not machined, namely the pattern of raw materials in gear manufacturing. There are generally three types of gear blanks: 1. directly using round steel as a blank; 2. forging a blank; 3. and (5) casting a steel blank.

After the gear blank is machined, the rough corners are often polished manually, and special clamping tools are needed to fix the gear piece or the cutting piece. At present, Chinese patent with application number CN201420832787.3 in China discloses a fixed workbench of a gear piece, which is characterized by comprising a central shaft, wherein the lower end of the central shaft is fixedly connected to a support piece, and at least three support legs of the support piece are fixed on the workbench; at least three fixed rods are further arranged around the central shaft, a rotary table is arranged at the top of each fixed rod, the fixed rods penetrate through round holes formed in the supporting piece, the center of the rotary table penetrates through the central shaft, and a rotary fixing cap is arranged above the rotary table.

However, the existing gear has the following technical defects on the working table during final grinding: the existing workbench is not convenient for grinding the outer side of the gear piece in an all-around way when the gear piece is ground, needs to be adjusted manually and continuously, is complex in operation and not practical, and influences the whole grinding efficiency. Aiming at the problems, the invention designs a rotary workbench for processing gear blanks.

Disclosure of Invention

In view of the defects of the prior art, the invention provides a rotary workbench for gear blank machining, which solves the problems as much as possible.

The invention is realized by the following technical scheme:

the utility model provides a rotation type workstation for gear blank processing, includes bottom plate, gear spare and grinding machanism, and grinding machanism comprises grinding motor and the drill bit of polishing, four group's bracing pieces of bottom plate upper end one side fixedly connected with, four group's upper end of the support bar fixed mounting have the operation panel, run through on the operation panel and install fixed establishment, the bottom upper end is located operation panel lower extreme rigidity and is provided with the motor, and the fixed establishment bottom extends to the part outside of operation panel lower extreme and the equal fixed cover of power take off end of motor and is equipped with the toothed disc, and is adjacent intermeshing between the toothed disc, the stand is installed to the opposite side of bottom plate upper end, grinding machanis.

Preferably, fixed establishment is including running through the screw thread post that sets up in the operation panel, the ring cover is established to the fixed cover in the part outside under the screw thread post, and the ring cover passes through the bearing and is connected with the operation panel rotation, the gear dish cover is located the part outside that the screw thread post is located the operation panel lower extreme, the fixed cover in the outside that the screw thread post is located the operation panel upper end is equipped with places the board.

Preferably, the threaded column is longitudinally provided with a sliding groove, the outer side of the threaded column is slidably sleeved with an inner bushing, the inner wall of the inner bushing is provided with a sliding block which is in sliding fit with the sliding groove, the gear piece is sleeved on the outer side of the inner bushing, and the outer side of the threaded column is threadedly sleeved with a nut which fixes the gear piece on the placing plate.

Preferably, the motor is a servo motor.

Preferably, a hydraulic cylinder is fixedly mounted on the outer side of the upright post, and the driving end of the hydraulic cylinder is fixedly connected with the polishing mechanism through a hydraulic rod.

Preferably, the operating platform openly is provided with the switch group, switch group electric connection motor, pneumatic cylinder and grinding machanism, the outside that the operating platform upper end is located fixed establishment is provided with the dust collecting cover.

The invention has the beneficial effects that:

according to the invention, the inner bushings with different sizes are sleeved on the threaded columns, so that gear pieces with different inner diameter sizes can be conveniently installed and fixed, the gear disc which is driven and meshed by the motor drives the gear pieces installed on the fixing mechanism to rotate, and the polishing mechanism is pushed by a hydraulic structure to carry out all-dimensional polishing; compare traditional manual work on the one hand and polish and can use manpower sparingly, lifting efficiency, on the other hand need not to adjust the position of gear spare many times and carry out the omnidirectional at the in-process of polishing and polish, and the operation is portable practical more, is worth current market use widely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the fixing mechanism of FIG. 1 according to the present invention;

fig. 3 is a top view of the fastening mechanism of fig. 1 according to the present invention.

In the figure: 1-bottom plate, 2-supporting rod, 3-operation table, 31-switch group, 32-dust collection cover, 4-fixing mechanism, 41-threaded column, 411-sliding chute, 42-ring sleeve, 43-placing plate, 44-inner bushing, 441-sliding block, 45-nut, 5-gear piece, 6-gear disc, 7-motor, 8-upright column, 81-hydraulic cylinder, 82-hydraulic rod and 9-polishing mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1 to 3, a rotary worktable for gear blank processing, comprising a base plate 1, a gear piece 5 and a polishing mechanism 9, the polishing mechanism 9 is composed of a polishing motor and a polishing drill bit, four groups of support rods 2 are fixedly connected to one side of the upper end of the base plate 1, an operating table 3 is fixedly mounted at the upper ends of the four groups of support rods 2, a fixing mechanism 4 is mounted on the operating table 3 in a penetrating manner, a motor 7 is fixedly arranged at the lower end of the operating table 3 at the upper end of the base plate 1, gear discs 6 are fixedly sleeved at the outer sides of the parts of the bottom of the fixing mechanism 4 extending to the lower end of the operating table 3 and the power output end of the motor 7, gear discs 6 are mutually engaged (namely forming a reduction gear set), a stand column 8 is mounted at.

Specifically, the fixing mechanism 4 includes a threaded column 41 penetrating through the operating platform 3, a ring sleeve 42 is fixedly sleeved on the outer side of the lower portion of the threaded column 41, the ring sleeve 42 is rotatably connected with the operating platform 3 through a bearing, the gear plate 6 is sleeved on the outer side of the portion, located at the lower end of the operating platform 3, of the threaded column 41, and a placing plate 43 is fixedly sleeved on the outer side, located at the upper end of the operating platform 3, of the threaded column 41. Spout 411 has vertically been seted up to screw thread post 41, screw thread post 41 outside slip cap is equipped with interior bush 44, interior bush 44 inner wall is provided with slider 441 and the mutual sliding fit of spout 411, the gear piece 5 in order to be applicable to different specifications is changed to the interior bush 44 of different internal diameters in the later stage of being convenient for, the gear piece 5 cover is located the interior bush 44 outside, and screw thread cap is equipped with fixed gear piece 5 in placing the nut 45 on board 43 outside screw thread post 41, be convenient for carry out fixed mounting with gear piece 5. The motor 7 is a servo motor, and is convenient for adjusting a proper rotating speed, namely adjusting the grinding rotating speed of the gear piece 5. A hydraulic cylinder 81 is fixedly arranged on the outer side of the upright post 8, and the driving end of the hydraulic cylinder 81 is fixedly connected with the grinding mechanism 9 through a hydraulic rod 82. The front of the operating platform 3 is provided with a switch group 31, the switch group 31 is electrically connected with the motor 7, the hydraulic cylinder 81 and the grinding mechanism 9, automatic control operation is facilitated, the dust collecting cover 32 is arranged on the outer side, located on the fixing mechanism 4, of the upper end of the operating platform 3, and most of flying cotton fibers generated in the grinding process can be collected.

The working principle is as follows: when the gear piece fixing device is used, the inner bushing 44 is sleeved outside the threaded column 41 according to the gear pieces 5 with different inner diameters, the sliding block 441 on the inner side of the inner bushing 44 slides in a limiting mode with the sliding groove 411 on the outer side of the threaded column 41, then the gear piece 5 is sleeved outside the inner bushing 44, the bottom of the gear piece 5 is installed on the placing plate 43, and the gear piece 5 is fixed on the placing plate 43 through the threaded sleeve nut 45. Then, the hydraulic cylinder 81 is opened through the switch group 31 to be matched with the hydraulic rod 82 to push the grinding mechanism 9, the grinding mechanism 9 pushes the grinding drill bit to contact the outer side of the gear part 5 through the motor, and the grinding motor is started to drive the drill bit to rotate to grind through the switch of the grinding mechanism 9 in the switch group 31. Meanwhile, the worker can turn on the motor 7 through the switch of the motor 7 in the switch group 31 and adjust the proper rotating speed, the gear disc 6 at the power end of the motor 7 drives the gear disc 6 at the bottom of the fixing mechanism 4 to rotate in a meshed mode, the fixing mechanism 4 drives the whole fixing mechanism 4 and the gear piece 5 to rotate by utilizing the outer ring sleeve 42 to be matched with the bearing connected between the operating platform 3, the gear piece 5 is conveniently polished in all directions, and most of flying cotton fibers generated in the polishing process can be scattered into the dust collecting cover 32 to be collected. After the grinding is completed, the power supply of the switch group 31 is turned off, and the gear piece 5 is removed according to the assembling steps.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device 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 invention.

Claims

1. The utility model provides a rotation type workstation for gear blank processing, includes bottom plate (1), gear spare (5) and grinding machanism (9), and grinding machanism (9) comprise grinding motor and the drill bit of polishing, its characterized in that: bottom plate (1) upper end one side fixedly connected with four group's bracing pieces (2), four group's bracing pieces (2) upper end fixed mounting have operation panel (3), run through on operation panel (3) and install fixed establishment (4), bottom (1) upper end is located operation panel (3) lower extreme rigidity and is provided with motor (7), and the fixed establishment (4) bottom extends to the part outside of operation panel (3) lower extreme and the equal fixed cover of power take off end of motor (7) and is equipped with toothed disc (6), and is adjacent intermeshing between toothed disc (6), stand (8) are installed to the opposite side of bottom plate (1) upper end, grinding machanism (9) are installed in the inboard of stand (8).

2. A rotary table for gear blank machining according to claim 1, wherein: fixed establishment (4) are including running through screw thread post (41) that set up in operation panel (3), screw thread post (41) lower part outside is fixed to be overlapped and is established ring cover (42), and ring cover (42) rotate with operation panel (3) through the bearing and be connected, the part outside that screw thread post (41) are located operation panel (3) lower extreme is located to toothed disc (6) cover, the outside fixed cover that screw thread post (41) are located operation panel (3) upper end is equipped with places board (43).

3. A rotary table for gear blank machining according to claim 2, wherein: the thread column (41) is longitudinally provided with a sliding groove (411), an inner bushing (44) is slidably sleeved on the outer side of the thread column (41), a sliding block (441) is arranged on the inner wall of the inner bushing (44) and is in sliding fit with the sliding groove (411), the gear piece (5) is sleeved on the outer side of the inner bushing (44), and a nut (45) for fixing the gear piece (5) on the placing plate (43) is sleeved on the outer side of the thread column (41) in a threaded manner.

4. A rotary table for gear blank machining according to claim 1, wherein: the motor (7) is a servo motor.

5. A rotary table for gear blank machining according to claim 1, wherein: the grinding machine is characterized in that a hydraulic cylinder (81) is fixedly mounted on the outer side of the upright post (8), and the driving end of the hydraulic cylinder (81) is fixedly connected with the grinding mechanism (9) through a hydraulic rod (82).

6. A rotary table for gear blank machining according to claim 5, wherein: operation panel (3) openly are provided with switch group (31), switch group (31) electric connection motor (7), pneumatic cylinder (81) and grinding machanism (9), the outside that is located fixed establishment (4) on operation panel (3) is provided with dust collecting cover (32).

7. The use method of the rotary workbench for the machining of gear blanks as recited in any one of claims 1 to 6.