CN215903069U

CN215903069U - Rough grinding equipment

Info

Publication number: CN215903069U
Application number: CN202120547287.5U
Authority: CN
Inventors: 杜云龙; 盖金广; 刘安頔; 石业勇; 张超; 王光明; 徐祗尚
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2022-02-25
Anticipated expiration: 2031-03-17

Abstract

The utility model provides coarse grinding equipment which comprises a milling mechanism for coarse grinding and a lifting mechanism for adjusting the height position of the milling mechanism, wherein the milling mechanism comprises a grinding cutter head and an adjusting device capable of adjusting the grinding position of the grinding cutter head. The rough grinding equipment provided by the utility model can be used for automatically grinding a part to be ground, is short in construction period and saves manpower and cost.

Description

Rough grinding equipment

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to rough grinding equipment.

Background

Aluminum alloy EMUs automobile body is when senior maintenance, need carry out the corase grind to the crossbeam is remaining, the mode of the manual polishing of present ordinary adoption operation personnel, artifical corase grind work load is big, and because the problem of operating space and environment, the construction degree of difficulty is big, waste time and energy, work efficiency is low, a large amount of corrosion dust that the corase grind in-process produced also probably produces injury such as pollution to the operation personnel, and because observe inconveniently in the work progress, the circumstances of polishing not in place or polishing roughly can appear, the corase grind quality is not high. In order to improve the efficiency, quality and efficiency of rough grinding and reduce the labor intensity of operators, the automatic equipment is required to replace the manual work. But no similar applicable rough grinding equipment is available in the industry at present.

Similarly, in other industries or technical fields, there is also a need for an automatic rough grinding apparatus for parts that are inconvenient to grind due to operating space.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to solve the problems and the defects and provides coarse grinding equipment which can automatically grind a part to be ground, has short construction period and saves labor and cost.

In order to achieve the purpose, the utility model provides coarse grinding equipment, which adopts the technical scheme that:

the utility model provides a corase grind equipment, includes the corase grind with milling mechanism and adjustment mill the elevating system of mechanism high position, it includes the tool bit of polishing and adjustable to mill the mechanism the adjusting device of tool bit position of polishing, adjusting device includes X to translation mechanism, Y to translation mechanism and Z to translation mechanism, still include with mill the mechanism and wait to grind the clamping mechanism that the work piece fastening is in the same place, clamping mechanism is including pressing from both sides tight piece and pressing from both sides tight cushion, it fixes to wait to grind the work piece centre gripping press from both sides tight piece and press from both sides between the cushion, press from both sides tight cushion with it is fixed to mill the mechanism.

Further, the sanding tool bit is a disc-shaped tool bit.

Further, the lifting mechanism is arranged on the transferring device.

Furthermore, the transfer device comprises a frame for supporting and installing the lifting mechanism, wheels are arranged at the bottom of the frame, and a handle is arranged on one side of the frame.

Furthermore, the frame is also provided with a fixed bracket for preventing the equipment from moving due to vibration.

Further, the milling mechanism and the lifting mechanism are respectively in electric connection or signal connection with an electric cabinet, and the electric cabinet controls the feeding speed of the milling mechanism.

Further, the clamping mechanism also comprises a clamping adjuster which can adjust the distance between the clamping block and the clamping cushion block.

In conclusion, the rough grinding equipment provided by the utility model saves labor and cost in the grinding process, has a short construction period, and has the following advantages compared with the prior art:

1. the purpose of automatic coarse grinding can be realized by setting the feeding amount through the adjusting mechanism, and the coarse grinding work under different speed requirements is realized by adjusting the feeding speed;

2. the side beam polishing device can be connected and hung with a side beam to be polished through a clamping mechanism, and is suitable for different vehicle types;

3. the transfer mechanism is provided with two support structures, namely wheels and a fixed support, and the whole equipment can be fixed through the fixed support after the equipment is moved to a proper position, so that positioning errors caused by the movement of the equipment can be avoided, and grinding accuracy and grinding quality are not affected;

4. the emergency stop button is arranged on the control platform, so that the operation can be stopped by one key in case of emergency, and the safety and reliability of the automatic operation of the equipment are improved.

Description of the drawings:

FIG. 1: the utility model provides a schematic view of a partial structure of rough grinding equipment;

FIG. 2: FIG. 1 is an enlarged view of section I;

FIG. 3: the utility model provides a schematic structure diagram of a milling mechanism in rough grinding equipment;

FIG. 4: the utility model provides a schematic structure diagram of a rough grinding equipment transfer mechanism;

the milling mechanism 1, the grinding tool bit 11, the adjusting device 12, the X-direction translation mechanism 121, the Y-direction translation mechanism 122, the Z-direction translation mechanism 123, the clamping mechanism 2, the clamping hand wheel 21, the clamping block 22, the clamping cushion block 23, the clamping groove 24, the support table 25, the clamping block 26, the support block 27, the screw 28, the lifting mechanism 3, the oil tank 31, the oil cylinder 32, the output shaft 33, the transfer mechanism 4, the wheels 41, the frame 42, the carriage board 421, the connecting plate 422, the handle 43, the fixed support 44, the base 45 and the control box 5.

Detailed Description

The utility model is described in further detail below with reference to the following figures and detailed description.

The utility model provides coarse grinding equipment which comprises a milling mechanism 1 for coarse grinding and a lifting mechanism 2 for adjusting the height position of the milling mechanism 1, wherein the milling mechanism 1 comprises a grinding tool bit 11 and an adjusting device 12 for adjusting the grinding position of the grinding tool bit 11.

In this embodiment, a specific structure of the rough grinding equipment provided by the utility model is described by taking polishing of an upper cross beam of an edge beam of an aluminum alloy motor train unit as an example. As shown in fig. 1 to 4, the polishing apparatus includes a milling mechanism 1 and an elevating mechanism. As shown in fig. 1 and 3, the milling mechanism 1 includes a grinding head 11 and an adjusting device 12, in this embodiment, the grinding head 11 is a disk-shaped one in consideration of the material and structural characteristics of the beam to be ground, and in practical applications, the suitable grinding head is replaced according to the material and structural characteristics of the workpiece to be ground. The tool bit 11 of polishing is connected with adjusting device 12, and adjusting device 12 includes that X carries out three-dimensional adjustment to the position of tool bit 12 of polishing to translation mechanism 121, Y are to translation mechanism 122 and Z to translation mechanism 123 to realize the auto-feed of tool bit 11 of polishing, accomplish automatic corase grind, and the adjustment speed of three translation mechanisms of accessible control, the effective control tool bit 12 of polishing's feed speed, the degree of depth of polishing. The specific structure and the interconnection mode of the translation mechanisms in the three directions can adopt the prior art or any technology which may appear in the future, and the corresponding functions can be realized without limitation and requirements.

The milling mechanism 1 is fixed with an output shaft 33 of the lifting mechanism 3, and the lifting mechanism 3 drives the position adjustment in the height direction. In this embodiment, the lifting mechanism 3 is a hydraulic mechanism, and includes an oil tank 31 and an oil cylinder 32, where the oil tank 31 is used to store oil required by the operation of the hydraulic system, and also has the functions of heat dissipation, impurity precipitation, and the like for the oil. The oil cylinder 32 can convert hydraulic energy into mechanical energy to drive the milling mechanism 1 to do linear reciprocating motion in the height direction. The lifting mechanism 3 can also adopt other power mechanisms, such as a motor, a wind pressure mechanism and the like, and the lifting of the milling mechanism 1 can be driven.

In order to facilitate the movement of the whole equipment from the equipment room to the maintenance site of the maintenance workshop, the milling mechanism 1 and the lifting mechanism 2 which are fixed together are integrally fixed on the transfer mechanism 4. The transfer mechanism 4 includes a frame 42, as shown in fig. 4, the frame 42 includes two parallel vehicle plates 421, one end of the vehicle plate 421 is fixed to the bottom of the connecting plate 422, the lifting mechanism 2 is placed/fixed on the vehicle plate 421 and supported by the vehicle plate 421, a limiting and positioning device can be disposed on the vehicle plate 421 to limit the position of the lifting mechanism 2 on the transfer mechanism 4, and at the same time, the lifting mechanism is prevented from falling off from the frame 42 during the transfer process, and the connecting plate 422 can also limit the lifting mechanism 2. In this embodiment, the base 45 is provided on the top of the bed 421, the cylinder 32 and the output shaft 33 of the lifting mechanism 3 are fixed to the base 45, and the oil tank 31 is fixed to the bed 421, whereby the lifting mechanism 3, the milling mechanism 1, and the transfer mechanism 4 are fixed to each other. Wheels 41 are fixed at the bottom of the board 421 for easy movement. As shown in fig. 4, a set of wheels 41 is fixed at the bottom of one end of each vehicle plate 421, the other end is fixed through a connecting plate 422, a handle 43 is fixed at the side of the connecting plate 422, in the moving process, the handle 43 is pushed, and a large roller is arranged at the bottom of the handle 43, so that the large roller and the two sets of wheels 41 play a triangular support for the vehicle frame 42, and the transferring mechanism 4 can stably drive the milling mechanism 1 and the lifting mechanism 2 to move to corresponding positions. After moving to the polishing station, in order to prevent the shifting mechanism 4 from shifting under the action of the vibration generated during the operation of the hydraulic mechanism and the action of the adjusting device 12, which results in the positioning error of the milling mechanism 1, a fixing bracket 44 is further provided on the shifting mechanism 4, in this embodiment, two ends of each car board 421 are provided with a fixing bracket 44, so as to realize stable support of four corners of the car frame 42. As shown in fig. 4, the fixing bracket 44 includes a screw (not labeled in the figure) passing through the bed 421, the screw is in threaded connection with the bed, the bottom of the connecting rod is provided with a supporting plate, the top of the connecting rod is provided with a rotating wheel, the height of the supporting plate can be adjusted by rotating the rotating wheel, for the rotation, a pulling rod can be arranged on the rotating wheel to pull the rotating wheel, so that the screw moves along the thread of the bottom plate, and the lifting of the supporting plate is realized. Before the carrying process, the rotating wheel rotates to enable the screw to drive the supporting plate to ascend, and after the transferring is completed, the rotating wheel rotates to enable the supporting plate to descend to be in contact with the ground, so that the whole device is stably supported. Furthermore, the supporting plate can be adjusted to enable the wheels 41 to be separated from the ground, and the moving and fixing supporting effects are better.

In order to further realize stable grinding, the rough grinding equipment further comprises a clamping mechanism 3, as shown in fig. 1 and fig. 2, the clamping mechanism 3 is fixed with the adjusting device 12, the clamping mechanism 3 comprises a clamping block 22 and a clamping cushion block 23, the clamping cushion block 23 is fixed with the adjusting device 12 through a supporting block 27, the clamping block 22 and the clamping cushion block 23 are connected through a clamping adjuster and adjust the distance between the clamping block 22 and the clamping cushion block 23, in the embodiment, the clamping adjuster comprises a clamping hand wheel 21, a screw 28 is fixed at the central shaft of the clamping hand wheel 21, one end of the screw 28 is fixed with the clamping hand wheel 21, the other end of the screw passes through the clamping block 22 and the clamping cushion block 23 in sequence, and the clamping block 22 is fixed with the milling mechanism 1 through the clamping cushion block 23. The beam is clamped between a clamping block 22 and a clamping cushion block 23, and a clamping hand wheel 21 is rotated to adjust the clamping force. The side of the beam is generally inverted T-shaped, the vertical arm of the T-shaped faces the clamping cushion block 23, correspondingly, a clamping groove 24 is formed in the side of the clamping cushion block 23, the vertical arm is inserted into the clamping groove 24, in order to avoid the beam from damaging the screw 28, as shown in fig. 2, the upper half of the side of the clamping cushion block 23 is cut, a supporting table 25 for supporting the bottom of the beam is formed on the upper portion of the screw 28, and the clamping groove 24 is formed in the side formed after the upper portion of the supporting table 25 is cut. The clamping block 22 is provided with a clamping block 26 facing the cutting surface for clamping or supporting the relevant part on the other side of the cross beam.

In order to realize automatic grinding, the rough grinding equipment provided by the utility model further comprises an electric cabinet 5, a built-in control program and a controller, wherein the controller can be a conventional key type controller, is connected with the lifting mechanism 3 and a three-dimensional adjusting mechanism (X, Y, Z-direction adjusting mechanism) of the adjusting device 12 through a control module or directly, controls the action speed, the action direction and the like of the devices through control keys, can also be a touch screen control interface commonly used in recent years, and can perform the control on a touch screen and input corresponding control requirements, such as adjusting the three-dimensional feeding speed of the grinding tool bit 11, controlling the grinding area, the grinding depth and the like. The control module is electrically connected or in signal connection with the long descending mechanism and the adjusting device 12 respectively to control the actions of all the components.

When polishing operation is required, the lifting mechanism 3 and the milling mechanism 1 are fixed together, placed on the transfer mechanism 4, the handle 43 is pushed, the whole device is moved to a position required for polishing, and the fixing bracket 44 is adjusted to enable the equipment to be in a fixed state and to be kept stable; connecting the equipment with a power supply, turning on a control switch of an electric cabinet, adjusting the height of the milling mechanism 1 through the lifting mechanism 3, and pre-positioning the position of the milling mechanism 1; adjusting a clamping hand wheel 21 to clamp the side part of the upper beam of the boundary beam between a clamping block 22 and a clamping cushion block 23, confirming the clamping state and the stable state of the whole equipment, determining the feeding speed and the polishing range of the polishing tool bit 11 according to the observation of the part of the beam to be polished, inputting related data (or inputting in advance) from a touch screen to obtain the operation/polishing path of the polishing tool bit 11, confirming that the structural characteristics of the beam do not interfere with the path, starting the equipment to operate, and performing polishing operation. After finishing the polishing operation in the predetermined area, the clamping mechanism 2 can adjust the position of the whole equipment through the transfer mechanism 4 again to polish the next area until the whole part of the beam to be polished is finished.

During milling and polishing, polishing operation can be stopped at any time through the controller, operation safety is improved, therefore, an emergency stop button is further arranged on the control box, a program can be stopped at any time through the emergency stop button when abnormality occurs, and the equipment is restarted after the abnormality is removed.

When milling and polishing are completed and the device needs to be moved away, after the clamping state with the cross beam is released, the whole device can be lowered to the lowest point or below the height of the skirt edge of the side beam of the vehicle body through the lifting mechanism 3, the spindle box is moved to the center position of the device, and the device is convenient and quick to move.

When the rough grinding equipment is used for milling and grinding other to-be-ground devices, the specific structural characteristics of the clamping mechanism 3 can be determined according to the structural characteristics of the to-be-ground devices, and the specific structural characteristics of the clamping blocks 22 and the clamping cushion blocks 23 can be adaptively changed according to the characteristics of the to-be-clamped devices, so that the clamping effect on the workpieces is realized, and the situation that vibration generated in the grinding process directly acts on the lifting mechanism 3 and damages the lifting mechanism 3 is avoided. Meanwhile, the fixing mode and the fixing position of the clamping mechanism 2 and the milling mechanism 1 may also need to be determined according to the structural characteristics of the workpiece to be ground and the correlation between the grinding part and the clampable component, which should not be construed as limitations to the specific structure of the rough grinding apparatus provided by the present invention.

Similar solutions can be derived as described above in connection with the given solution content. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A rough grinding apparatus characterized in that: milling mechanism and adjustment including the corase grind with milling the elevating system of mechanism high position, it includes the tool bit of polishing and adjustable to mill the mechanism the adjusting device of tool bit position of polishing, adjusting device includes X to translation mechanism, Y to translation mechanism and Z to translation mechanism, still include with mill the mechanism and wait to grind the clamping mechanism that the work piece fastening is in the same place, clamping mechanism is including pressing from both sides tight piece and pressing from both sides tight cushion, it fixes to wait to grind the work piece centre gripping between tight piece and the tight cushion of clamp, press from both sides tight cushion with it is fixed to mill the mechanism.

2. A rough grinding apparatus as claimed in claim 1, wherein: the polishing tool bit is a disc-shaped tool bit.

3. A rough grinding apparatus as claimed in claim 1, wherein: the lifting mechanism is arranged on the transfer device.

4. A rough grinding apparatus as claimed in claim 3, wherein: the transfer device comprises a frame for supporting and installing the lifting mechanism, wheels are arranged at the bottom of the frame, and a handle is arranged on one side of the frame.

5. A rough grinding apparatus according to claim 4, wherein: the frame is also provided with a fixed bracket for preventing the equipment from moving due to vibration.

6. A rough grinding apparatus as claimed in claim 1, wherein: the milling mechanism and the lifting mechanism are respectively in electric connection or signal connection with an electric cabinet, and the electric cabinet controls the feeding speed of the milling mechanism.

7. A rough grinding apparatus as claimed in claim 1, wherein: the clamping mechanism further comprises a clamping adjuster which can adjust the distance between the clamping block and the clamping cushion block.