CN219189801U

CN219189801U - Special gear loading and unloading auxiliary fixture for grinding machine

Info

Publication number: CN219189801U
Application number: CN202223334259.9U
Authority: CN
Inventors: 吉贺萌; 金星; 马立晓; 解雨腾; 何兴燕
Original assignee: Huigong Hebei Machinery Group Co ltd
Current assignee: Huigong Hebei Machinery Group Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-16
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of grinding machines, and particularly discloses a special gear loading and unloading auxiliary tool for a grinding machine, which comprises a bracket, wherein four pulleys are arranged at the bottom of the bracket, and a bracket for supporting and placing a special gear is arranged above the bracket; the top end of the bracket is provided with a horizontal rotation driving mechanism for driving the bracket to horizontally rotate, and the top end of the horizontal rotation driving mechanism is provided with a vertical rotation driving mechanism for driving the bracket to vertically rotate; the bracket is fixed at the top end of the vertical rotation driving mechanism; the utility model provides a special gear loading and unloading auxiliary tool for a grinding machine, which can be used for assisting workers in completing loading and unloading operations before and after gear grinding, is simple to operate and easy to operate, saves labor force and improves working efficiency.

Description

Special gear loading and unloading auxiliary fixture for grinding machine

Technical Field

The utility model relates to the technical field of grinding machines, in particular to a special gear loading and unloading auxiliary tool for a grinding machine.

Background

The grinding machine is a grinding machine for grinding the surface of a workpiece by using a grinding tool coated with or embedded with grinding materials, and is mainly used for grinding high-precision planes, inner and outer cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other molded surfaces in the workpiece. Generally, when using the mill to polish the operation to the gear, need install the gear on the mill earlier, large-scale gear weight is great, and the in-process of installing needs two people to operate simultaneously just can accomplish, and the workman still need to dismantle the gear that grinds after finishing grinding and transport the assigned position, and the physical quality requirement to the people is higher, wastes time and energy, and the operation is got up inconveniently.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the special gear loading and unloading auxiliary tool for the grinding machine, which can be operated by a single person to complete the installation and the unloading of gears, is simple and easy to operate, and effectively improves the working efficiency.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.

The auxiliary tool comprises a bracket, wherein four pulleys are arranged at the bottom of the bracket, and a bracket for supporting and placing a special gear is arranged above the bracket; the top end of the bracket is provided with a horizontal rotation driving mechanism for driving the bracket to horizontally rotate, and the top end of the horizontal rotation driving mechanism is provided with a vertical rotation driving mechanism for driving the bracket to vertically rotate; the bracket is fixed at the top end of the vertical rotation driving mechanism.

Above-mentioned special gear loading and unloading auxiliary fixtures of grinding machine, the support includes parallel arrangement's last base and lower base, goes up the base and is the column, and lower base is the frame construction that constitutes by four horizontal pole end to end, goes up and links together through four right angle connecting rods between base and the lower base.

Above-mentioned special gear loading and unloading auxiliary fixtures of grinding machine, go up base and lower base and be square structure, four pulleys set up respectively in the inboard of lower base bottom surface, still be provided with four base support pieces that play the supporting role when static on the lower bottom surface that corresponds every pulley outside.

The horizontal rotation driving mechanism comprises a tube shaft, a lower connecting piece with a cross-shaped longitudinal section and an upper connecting piece with a Y-shaped longitudinal section, wherein the top end of the tube shaft is connected with the upper connecting piece and the bottom end of the tube shaft is connected with the lower connecting piece through pin shafts respectively; the center of the upper base is provided with a cavity for accommodating the lower part of the pipe shaft and the lower connecting piece, the bottom of the pipe shaft is sleeved on the upper cylinder of the lower connecting piece and limited by the ring disc of the lower connecting piece, the bottom end surface of the ring disc of the lower connecting piece is assembled with the bottom of the cavity of the lower cylinder and the upper base through a thrust bearing, and the top end of the pipe shaft extends out of the upper base and is assembled with the top end surface of the upper base through a deep groove bearing.

The special gear loading and unloading auxiliary tool for the grinding machine comprises a bearing seat, wherein the bearing seat is of an inverted U-shaped structure, connecting plates on two sides of the bearing seat are sleeved on two sides of the upper part of an upper connecting piece and then hinged through a transverse shaft, the transverse shaft is fastened with the bearing seat through a connecting bolt, and the transverse shaft is assembled with the upper part of the upper connecting piece through a deep groove bearing; the bracket is transversely and fixedly arranged on the bearing seat.

Above-mentioned special gear loading and unloading auxiliary fixtures of grinding machine, one side connecting plate of bearing seat and last connecting piece upper portion have seted up spacing hole correspondingly, and the spacing hole of seting up on the last connecting piece is the arc and arranges, bears the seat and go up the spacing post location through passing spacing hole between the connecting piece.

The special gear assembly and disassembly auxiliary tool for the grinding machine according to claim 1, wherein: the left end of the bracket for placing the special gear is provided with a through hole for assembling the special gear to a grinder, the outer side edge of the left end is provided with a gear guard rail for protecting the special gear in a semi-annular mode, and the right end of the bracket is provided with a handle for facilitating operation.

By adopting the technical scheme, the utility model has the following technical progress.

The utility model provides a special gear loading and unloading auxiliary tool for a grinding machine, which can be used for assisting workers to finish loading and unloading operations before and after grinding of gears.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional side view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 2;

FIG. 4 is an enlarged view at C in FIG. 2;

fig. 5 is an enlarged view of fig. 2 at D.

Wherein: 1. the device comprises a bracket, a pipe shaft, a bearing seat, a transverse shaft, a limiting hole, a gear guard rail, a pin shaft, an upper connecting piece, a bottom supporting piece, a pulley, a lower connecting piece, a connecting bolt, a deep groove ball bearing, a spring washer, a thrust bearing, a handle and a bracket.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

The utility model provides a special gear loading and unloading auxiliary fixtures of grinding machine, is shown as fig. 1 through 5, includes support 1, bracket 17, pulley 10, support 1 top is provided with the horizontal rotation actuating mechanism of drive bracket 17 horizontal rotation, and support 1 inboard bottom is provided with four pulleys 10, and horizontal rotation actuating mechanism top has connected the vertical rotation actuating mechanism of drive bracket 17 at vertical direction pivoted, and bracket 17 sets up the top at vertical rotation actuating mechanism.

The support 1 comprises an upper base and a lower base which are arranged in parallel in the horizontal direction, wherein the upper base is of a square columnar structure, the lower base is of a quadrilateral frame structure formed by connecting four horizontal rods end to end, and the upper base and the lower base are connected together through four right-angle connecting rods. The center of the upper base is provided with a cross-shaped cavity for accommodating the horizontal rotation driving mechanism, and the upper base is fixedly connected through bolt connecting components arranged around; four pulleys 10 are arranged on the inner side of the lower base frame, and four bottom supporting pieces 9 which play a supporting role are respectively connected to the positions of the bottoms of the quadrangular frames corresponding to the positions of the pulleys.

The horizontal rotation driving mechanism comprises a lower connecting piece 11, a tube shaft 2 and an upper connecting piece 8, wherein the tube shaft 2 is vertically arranged, the lower end of the tube shaft 2 is connected with the bracket 1 through the lower connecting piece 11 with a cross-shaped longitudinal section, and the upper end of the tube shaft 2 is connected with the bearing seat 3 through the upper connecting piece 8 with a Y-shaped longitudinal section; the lower end of the pipe shaft 2 is sleeved above the lower connecting piece 11 and is connected with the lower connecting piece 11 through a pin shaft 7, and the upper end of the pipe shaft 2 is also connected with the upper connecting piece 8 through the pin shaft 7.

As shown in fig. 2, the lower connecting piece 11 is inserted into a cavity arranged in the center of the upper base of the bracket 1, and as shown in fig. 5, the bottom end of the lower connecting piece 11 is assembled with the bottom of the cavity arranged in the center of the upper base of the bracket 1 through a thrust bearing 15 to ensure the axial mutual positions of the pipe shaft 2 and the bracket 1 when the horizontal rotation driving mechanism rotates; as shown in fig. 4, the pipe shaft 2 is assembled with the bracket 1 through the deep groove ball bearing 13 between the upper base part of the bracket 1, so as to prevent the damage of parts caused by large friction between the bracket 1 and the pipe shaft 2.

The vertical rotation driving mechanism comprises a bearing seat 3, as shown in fig. 2, the bearing seat 3 is in an inverted U-shaped structure, connecting plates at two sides of the bearing seat 3 are sleeved on upper connecting plates of upper connecting pieces 8 and are hinged through a transverse shaft 4, and the transverse shaft 4 is connected with the bearing seat 3 through connecting bolts 12 at two sides; as shown in fig. 3, the top of the transverse shaft 4 is assembled with the bearing seat 3 through a deep groove ball bearing 13, and an elastic washer 14 is arranged on one side of the deep groove ball bearing 13.

The bracket 17 is fixed at the top of the bearing seat 3, the left side of the bracket 17 is used for placing gears, a through hole which is convenient for calibrating with a grinder is formed in one side for placing special gears, and a semicircular gear guard rail 6 is further arranged at the left side edge of the bracket 17 and used for preventing the gears from sliding halfway; the right side both ends of the bracket 17 are provided with handles 16 for easy operation.

In addition, the spacing hole 5 has been seted up to connecting plate one side that bears seat 3 and last connecting piece 8 are connected, is provided with on the connecting plate of last connecting piece 8 corresponding one side and is the spacing hole 5 that arc was arranged, and the workman can use spacing post to pass spacing hole 5 on bearing seat 3 and the spacing hole 5 of different positions on last connecting piece 8 to adjust and fix the position of bearing seat 3 and bracket 17.

When the grinding machine is used, the special gear to be ground is firstly placed on the gear placing bracket, the gear guard rail on the left side of the bracket can prevent the gear from sliding off in the moving process, then the moving tool moves towards the grinding machine, after the moving tool moves to a position near the grinding machine, the bottom supporting piece is put down and supported on the ground, the pulley is prevented from contacting the ground, and the tool is prevented from moving during operation. Then operating the handle to enable one end of the bracket placed gear to horizontally rotate to the bottom of the gear installation seat on the grinding machine, aligning with a through hole in the center of the position of the special gear placed on the bracket, then pressing the handle downwards to enable the bracket to rotate in the vertical direction, enabling the gear to be connected to the position of the gear installation seat on the grinding machine in an opposite mode, inserting a limiting column into the limiting hole in the corresponding position on the bearing seat and the upper connecting piece to fix the bearing seat with the bracket, fixing the whole bracket again by using a right-angle connecting rod on the chain hook connecting bracket and a handle on the right side of the bracket, then installing the special gear on the gear installation seat on the grinding machine, turning over four bottom supporting pieces on the bottom of the bracket to the upper side after gear assembly is completed, enabling the pulley to contact the ground, and then removing the tool.

After finishing grinding of the grinding machine, moving the tool to a proper position again, moving one end of the bracket for placing the gear to the lower part of the gear mounting seat on the grinding machine by the operating handle, aligning a reserved hole arranged in the center of the bracket, unloading the ground gear and fixing the ground gear to the bracket, pulling down the limiting pin, removing the connecting bracket and the chain hook of the handle, and moving the tool to a specified position.

Claims

1. Special gear loading and unloading auxiliary fixtures of grinding machine, its characterized in that: comprises a bracket (1), four pulleys (10) are arranged at the bottom of the bracket (1), and a bracket (17) for supporting a special gear and adjusting the position of the special gear is arranged above the bracket (1); the top end of the bracket (1) is provided with a horizontal rotation driving mechanism for driving the bracket (17) to horizontally rotate, and the top end of the horizontal rotation driving mechanism is provided with a vertical rotation driving mechanism for driving the bracket (17) to vertically rotate; the bracket (17) is fixed at the top end of the vertical rotation driving mechanism.

2. The special gear assembly and disassembly auxiliary tool for the grinding machine according to claim 1, wherein: the support (1) comprises an upper base and a lower base which are arranged in parallel, wherein the upper base is a columnar body, the lower base is of a frame structure formed by connecting four horizontal rods end to end, and the upper base and the lower base are connected together through four right-angle connecting rods.

3. The special gear assembly and disassembly auxiliary tool for the grinding machine according to claim 2, wherein: the upper base and the lower base are both square structures, four pulleys (10) are respectively arranged on the inner sides of the bottom end faces of the lower base, and four base supporting pieces (9) which play a supporting role in static state are further arranged on the bottom end faces of the outer sides of the corresponding pulleys.

4. The special gear assembly and disassembly auxiliary tool for the grinding machine according to claim 2, wherein: the horizontal rotation driving mechanism comprises a tube shaft (2), a lower connecting piece (11) with a cross-shaped longitudinal section and an upper connecting piece (8) with a Y-shaped longitudinal section, wherein the top end of the tube shaft (2) is connected with the upper connecting piece (8) and the bottom end of the tube shaft (2) is connected with the lower connecting piece (11) through a pin shaft (7); the center of going up the base is provided with the cavity that holds tube axle (2) lower part and lower connecting piece (11), and tube axle (2) bottom suit is on the top cylinder of lower connecting piece (11) and is spacing by the ring dish of lower connecting piece (11), assembles through thrust bearing (15) between the bottom surface of lower connecting piece (11) ring dish and below cylinder and the last base cavity bottom, and tube axle (2) top stretches out and goes up base and assemble through deep groove bearing (13) between the terminal surface on with.

5. The special gear assembly and disassembly auxiliary tool for the grinding machine as defined in claim 4, wherein: the vertical rotation driving mechanism comprises a bearing seat (3), wherein the bearing seat (3) is of an inverted U-shaped structure, connecting plates at two sides of the bearing seat (3) are sleeved on two sides of the upper part of an upper connecting piece (8) and then hinged through a transverse shaft (4), the transverse shaft (4) is fastened with the bearing seat (3) through a connecting bolt (12), and the transverse shaft (4) is assembled with the upper part of the upper connecting piece (8) through a deep groove bearing (13); the bracket (17) is transversely and fixedly arranged on the bearing seat (3).

6. The special gear assembly and disassembly auxiliary tool for the grinding machine according to claim 5, wherein: one side connecting plate of bearing seat (3) and last connecting piece (8) upper portion have seted up spacing hole (5) correspondingly, and spacing hole (5) that set up on last connecting piece (8) become the arc and arrange, pass through spacing post location through spacing hole (5) between bearing seat (3) and the last connecting piece (8).

7. The special gear assembly and disassembly auxiliary tool for the grinding machine according to claim 1, wherein: the left end of a bracket (17) for placing the special gear is provided with a through hole which is convenient for assembling the special gear to a grinder, the outer side edge of the left end is provided with a gear guard rail (6) for protecting the special gear in a semi-annular mode, and the right end of the bracket (17) is provided with a handle (16) which is convenient for operation.