Automatic machining equipment for side bearing wearing plate

Abstract

The utility model relates to side bearing wearing plate automatic machining equipment which comprises a workbench and two supporting blocks arranged on the front portion of the workbench in the left-right direction, and containing grooves used for containing workpieces are formed in the tops of the opposite sides of the two supporting blocks. A plurality of stations are arranged in the left-right direction of the workbench, a plurality of mounting holes are vertically formed in the positions, on the tops of the deviating sides of the two supporting blocks, of each station, guide pins are vertically and fixedly arranged in the mounting holes, springs are arranged on the outer sides of the guide pins in the mounting holes, and a pressing plate is arranged at the position, above the supporting blocks, of each station. A pressing mechanism used for pressing the pressing plate is arranged on the side, away from the supporting block, of each station. A plurality of transverse moving blocks are arranged between the two supporting blocks, grooves are formed in the tops of the transverse moving blocks, and clamping blocks are arranged in the grooves; mounting frames corresponding to the stations one to one are arranged on the rear portion of the workbench, and punching tools capable of moving up and down are arranged on the mounting frames.

Description

Technical Field

[0001] The utility model relates to the technical field of side bearing wear plate processing, in particular to automatic processing equipment for side bearing wear plates. Background Art

[0002] The side bearing wear plate of a railway freight car is a wear-resistant material used on the side bearing body and is made of nylon. After the nylon plate is cooled and shaped, it needs to be drilled and processed. The existing processing method is to process one by one on a single machine tool, and a worker needs to use different machine tools to process step by step. During processing, the worker needs to frequently clamp the workpiece, which is labor-intensive and has low production efficiency. In order to improve production efficiency, some companies use assembly line operations, with multiple workers responsible for different processes. Although the workload of one worker is distributed to multiple people, the labor intensity of the worker is not significantly reduced, and the production efficiency is low. In response to the above problems, the utility model provides an automatic processing equipment for side bearing wear plates with significantly improved automation, production efficiency and processing accuracy. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an automatic processing device for side bearing wear plates with significantly improved automation degree, production efficiency and processing accuracy.

[0004] In order to solve the above problems, the technical solution adopted by the utility model is:

[0005] An automatic processing device for a side bearing wear plate comprises a workbench and two support blocks arranged in the left-right direction at the front of the workbench, and a placement groove for placing a workpiece is provided on the tops of the two support blocks on the opposite sides;

[0006] A plurality of workstations are arranged along the left and right directions of the workbench, and a plurality of mounting holes are vertically arranged on the tops of the two support blocks on the opposite sides of each workstation, and guide pins are vertically fixed in the mounting holes, and springs are arranged in the mounting holes on the outsides of the guide pins. A pressing plate is arranged above the support blocks at each workstation, and guide holes corresponding to the guide pins are arranged at the corners of the pressing plate, and the diameter of the guide holes is smaller than the diameter of the springs, and a through hole is arranged on the pressing plate;

[0007] Each workstation is provided with a clamping mechanism for clamping the pressing plate on the side away from the support block;

[0008] A plurality of transverse blocks are arranged between the two support blocks, a groove is provided on the top of the transverse block, a clamping block is arranged in the groove, the left side of the clamping block is a vertical plane, and the right side is a slope with the left side higher and the right side lower in a free state, and the clamping block can be retracted into the groove under the action of external force; the plurality of transverse blocks are arranged at equal intervals, and the front and rear sides of the plurality of transverse blocks are fixed together by connecting plates, a transverse oil cylinder is fixedly arranged horizontally along the left and right directions on the right side of the workbench, and the cylinder rod of the transverse oil cylinder is fixedly connected to the rightmost transverse block;

[0009] A mounting frame corresponding to each workstation is arranged at the rear of the workbench, and a driving motor that can move up and down and a punching tool that can perform rotation processing under the drive of the driving motor are arranged on the mounting frame.

[0010] As an embodiment of the utility model, the clamping mechanism includes a clamping cylinder vertically fixed on the workbench, a bracket is fixed on the inner side of the top of the clamping cylinder, a hinge seat is fixed at the free end of the cylinder rod of the clamping cylinder, the hinge seat is hinged to the outer end of the pressure rod, the middle part of the pressure rod is hinged to the bracket, and a pressure block for clamping the pressure plate is fixed on the inner side of the pressure rod.

[0011] As an implementation mode of the utility model, the clamping block is hinged in the groove by a hinge shaft, a torsion spring is arranged on the hinge shaft, or a spring is arranged between the bottom of the groove and the clamping block, so that the free state is small, the upper left end of the clamping block is located above the upper surface of the transverse block and the bottom of the placement groove, and the left side is a vertical plane, and the right side is a slope with the left side higher and the right side lower.

[0012] As an embodiment of the utility model, a vertical guide rail is fixedly provided on the inner side of the mounting frame, the drive motor is installed on the top of the mounting seat, the mounting seat is slidable up and down on the vertical guide rail, and a lifting cylinder is provided between the mounting frame and the mounting seat.

[0013] As an embodiment of the utility model, the mounting seat is L-shaped, the drive motor is installed above the horizontal part of the mounting seat, a reduction gearbox is installed below the horizontal part, the drive motor is transmission-connected to the reduction gearbox, an output shaft is vertically arranged at the bottom of the reduction gearbox, and the output shaft is coaxially fixedly connected to the punching tool.

[0014] As an implementation mode of the utility model, the drilling tool comprises a drilling bit, a reamer and a chamfering bit, and the drilling bit, the reamer and the chamfering bit are installed on each station on the workbench in order from right to left.

[0015] As an embodiment of the utility model, there are four workstations, two punching drill bits are provided at the first workstation from right to left, two reamers are provided at the second workstation from right to left, a first chamfering drill bit is provided at the third workstation from right to left, and a second chamfering drill bit is provided at the fourth workstation from right to left. The first chamfering drill bit and the second chamfering drill bit are respectively used to chamfer two processing holes on the workpiece.

[0016] As an embodiment of the utility model, a mounting groove with a depth less than the placement groove is opened at each work station on the top of the two support blocks facing away from each other, the length of the mounting groove is adapted to the width of the pressure plate, and the mounting hole is opened at the bottom of the mounting groove.

[0017] As an implementation mode of the utility model, a side plate is fixedly provided on each side of the pressing plate, and a chamfer corresponding to the clamping block is provided in the middle of the side plate located on the left side of the pressing plate.

[0018] As an implementation mode of the utility model, a mounting plate 1 is provided on the top of the mounting frame, and the lifting cylinder is fixed on the mounting plate 1; a mounting plate 2 is provided on the right end of the workbench, and the transverse movement cylinder is fixed on the mounting plate 2; the top of the guide pin is conical; and a frame is provided under the workbench.

[0019] The beneficial effects of adopting the above technical solution are:

[0020] The automatic processing equipment for side bearing wear plates provided by the utility model transfers workpieces between multiple workstations by controlling a clamping block through a transverse oil cylinder; after the workpiece is clamped by a clamping oil cylinder, the clamping block is reset by controlling the transverse oil cylinder to prepare for the next workpiece transfer operation; and a punching tool is controlled to move up and down by a lifting oil cylinder to perform punching, thereby significantly improving the degree of automation, production efficiency and processing accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the utility model.

[0022] Figure 2 yes Figure 1 A partial enlarged schematic diagram in the middle.

[0023] Figure 3 It is a structural schematic diagram of the utility model from another angle.

[0024] Figure 4 yes Figure 3 A partial enlarged schematic diagram of point B in the middle.

[0025] Figure 5 yes Figure 4 A partial enlarged schematic diagram of point C in the middle.

[0026] Among them: 1 frame, 2 workbench, 3 mounting frame, 4 vertical guide rail, 5 mounting seat, 6 mounting plate 1, 7 lifting cylinder, 8 driving motor, 9 reduction box, 10 punching drill, 11 reamer, 12 first chamfering drill, 13 second chamfering drill, 14 support block, 1401 mounting groove, 15 placement groove, 16 mounting hole, 17 guide pin, 18 spring, 19 pressure plate, 20 guide hole, 21 through hole, 22 side plate, 23 chamfering, 24 clamping cylinder, 25 hinge seat, 26 bracket, 27 pressure rod, 28 pressure block, 29 transverse block, 30 groove, 31 block, 32 connecting plate, 33 transverse cylinder, 34 mounting plate 2, 35 workpiece, 36 processing hole. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model is clearly and completely described below in conjunction with specific embodiments.

[0028] like Figure 1-Figure 5 The side bearing wear plate automatic processing equipment shown in the figure comprises a workbench 2 and two support blocks 14 arranged in the left-right direction in front of the workbench 2, and a placement groove 15 for placing a workpiece 35 is opened on the top of the two support blocks 14 facing each other;

[0029] A plurality of workstations are arranged at equal intervals along the left and right directions of the workbench 2, and a plurality of mounting holes 16 are vertically arranged on the tops of the two support blocks 14 on the sides away from each other at each workstation. In the present embodiment, two mounting holes 16 are arranged, and a guide pin 17 is vertically fixed in the mounting hole 16. A spring 18 is arranged in the mounting hole 16 and on the outside of the guide pin 17. A pressing plate 19 is arranged above the support block 14 at each workstation, and a guide hole 20 corresponding to the guide pin 17 is arranged at the corner of the pressing plate 19. The diameter of the guide hole 20 is smaller than the diameter of the spring 18, so that when the clamping mechanism does not clamp the pressing plate 19, the pressing plate 19 is separated from the workpiece 35 thereunder under the support of the spring 18, so as to facilitate the transfer of the workpiece 35. A through hole 21 corresponding to the processing hole 36 and the punching tool is opened on the pressing plate 19. Specifically, the size of the through hole 21 is not smaller than the size of the chamfering drill bit.

[0030] Each station is provided with a clamping mechanism for clamping the pressing plate 19 on the side away from the support block 14;

[0031] A plurality of transverse blocks 29 are arranged between the two support blocks 14. In the present embodiment, four transverse blocks 29 are arranged. A groove 30 is provided on the top of the transverse block 29. A clamping block 31 is arranged in the groove 30. In a free state, the left side of the clamping block 31 is a vertical plane, and the right side is a slope with the left side higher and the right side lower. Under the action of external force, the clamping block 31 can be retracted into the groove 30. A plurality of transverse blocks 20 are arranged at equal intervals, and the front and rear sides of the plurality of transverse blocks 20 are fixedly connected together by a connecting plate 32. A transverse oil cylinder 33 is fixedly arranged horizontally along the left and right directions on the right side of the workbench 2. The cylinder rod of the transverse oil cylinder 33 is fixedly connected to the rightmost transverse block 20.

[0032] The rear part of the workbench 2 is provided with a mounting frame 3 corresponding to each work station. The mounting frame 3 is provided with a driving motor 8 that can move up and down and a punching tool that can perform rotation processing under the drive of the driving motor.

[0033] like Figure 3-Figure 5 As shown, the clamping mechanism includes a clamping cylinder 24 vertically fixed on the workbench 2, a bracket 26 is fixed on the inner side of the top of the clamping cylinder 24, a hinge seat 25 is fixed at the free end of the cylinder rod of the clamping cylinder 24, the hinge seat 25 is hinged to the outer end of a pressure rod 27, the middle part of the pressure rod 27 is hinged to the bracket 26, and a pressure block 28 for clamping the pressure plate 19 is fixed on the inner side of the pressure rod 27.

[0034] In this embodiment, the block 31 is hinged in the groove 30 through a hinge shaft, and a torsion spring is arranged on the hinge shaft, or a spring is arranged between the bottom of the groove 30 and the block 31, so that the free state is small. The upper left end of the block 31 is located above the upper surface of the transverse block 29 and the bottom of the placement groove 15, and the left side is a vertical plane, and the right side is a slope with the left side higher and the right side lower. Therefore, when the block 31 moves from right to left, it can clamp the workpiece 35 and push it to the left for transfer. When moving from left to right, when the clamping mechanism presses the workpiece 35, the block 31 can retract into the groove 30 without affecting the resetting of the block 31.

[0035] like Figure 1 As shown, a vertical guide rail 4 is fixedly provided inside the mounting frame 3, the driving motor 8 is installed on the top of the mounting seat 5, the mounting seat 5 is slidably mounted on the vertical guide rail 4, and a lifting cylinder 7 is provided between the mounting frame 3 and the mounting seat 5.

[0036] Specifically, the mounting seat 5 is L-shaped, the drive motor 8 is installed above the horizontal part of the mounting seat 5, a reduction box 9 is installed below the horizontal part, the drive motor 8 is transmission-connected to the reduction box 9, an output shaft is vertically arranged at the bottom of the reduction box 9, and the output shaft is coaxially fixedly connected to the punching tool.

[0037] In this embodiment, the punching tool includes a punching drill bit 10, a reamer 11 and a chamfering drill bit, and the punching drill bit 10, the reamer 11 and the chamfering drill bit are installed in order from right to left at each station on the workbench 2. There are four stations, and the first station from right to left is provided with two punching drill bits 10 for preliminary punching of the processing hole 36, the second station from right to left is provided with two reamers 11 for precision processing of the processing hole 36, the third station from right to left is provided with a first chamfering drill bit 12, and the fourth station from right to left is provided with a second chamfering drill bit 13, and the first chamfering drill bit 12 and the second chamfering drill bit 13 chamfer the two processing holes 35 on the workpiece 35 respectively. The first chamfering drill bit 12 and the second chamfering drill bit 13 can also be arranged on the reduction box 9 at one workstation. In this embodiment, each processing hole 35 is precisely chamfered. In order to facilitate the early debugging of the equipment, the two processing holes 36 are chamfered separately at two workstations.

[0038] like Figure 2 As shown, the top of the two supporting blocks 14 facing away from each other is provided with an installation groove 1401 at each work station, the depth of which is less than the placement groove 15 , the length of the installation groove 1401 is adapted to the width of the pressure plate 19 , and the installation hole 16 is provided at the bottom of the installation groove 1401 .

[0039] A side plate 22 is fixedly provided on each side of the pressing plate 19. The lower surface of the side plate 22 is lower than the lower surface of the pressing plate 19, and the workpiece 35 can be confined between the inner surfaces of the two side plates 22, so as to facilitate the positioning of the workpiece 35. A chamfer 23 corresponding to the clamping block 31 is provided in the middle of the side plate on the left side of the pressing plate 19. By providing the chamfer 23, the clamping block 31 can be smoothly retracted into the groove 30 during the process of moving rightward and resetting under the action of the traverse oil cylinder 33.

[0040] The top of the mounting frame 3 is provided with a mounting plate 1 6, and the lifting cylinder 7 is fixed on the mounting plate 1 6; the right end of the workbench 1 is provided with a mounting plate 2 34, and the lateral movement cylinder 33 is fixed on the mounting plate 2 34; the top of the guide pin 17 is conical; and the frame 1 is provided below the workbench 2. The lifting cylinder 7, the pressing cylinder 24 and the lateral movement cylinder 33 can also be pneumatic cylinders.

[0041] The automatic processing equipment for the side bearing wear plate controls the clamping block 31 through the transverse cylinder 33 to transfer the workpiece 35 between multiple workstations. After the workpiece 35 is clamped by the clamping cylinder 24, the clamping block 31 is reset by the transverse cylinder 33 to prepare for the next workpiece 35 transfer operation. The punching tool is controlled to move up and down by the lifting cylinder 7 to perform punching, and the degree of automation, production efficiency and processing accuracy are significantly improved.

[0042] Specific working process:

[0043] After processing the workpiece 35 at the current station, the clamping mechanism releases the pressing plate 19, and the pressing plate 19 moves upward along the guide pin 17 under the action of the spring 18 to separate from the workpiece 35, and the lateral block 29 and the clamping block 31 are controlled to move to the left by the lateral cylinder 33. Under the action of the clamping block 31, the workpiece 35 at the current station is transferred to the left station, and the workpiece 35 is placed under the rightmost pressing plate 19. The pressing plates 19 at each station are clamped by the clamping mechanism, and the lateral block 2 and the clamping block 31 are controlled to move to the right by the lateral cylinder 33 to reset.

[0044] The drilling drill 10 is controlled by the lifting cylinder 7 to drill a hole in the workpiece 35 at the rightmost station, and the other stations simultaneously process the processing hole 36 by the milling cutter 11 and the chamfering drill bit;

[0045] The above steps are repeated to machine the machining hole 36 .

[0046] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein; and these modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An automatic processing equipment for side bearing wear plates, characterized by: It comprises a workbench and two support blocks arranged in the left and right directions at the front of the workbench, and the tops of the two support blocks facing each other are provided with placement grooves for placing workpieces; A plurality of workstations are arranged along the left and right directions of the workbench, and a plurality of mounting holes are vertically arranged on the tops of the two support blocks on the opposite sides of each workstation, and guide pins are vertically fixed in the mounting holes, and springs are arranged in the mounting holes on the outsides of the guide pins. A pressing plate is arranged above the support blocks at each workstation, and guide holes corresponding to the guide pins are arranged at the corners of the pressing plate, and the diameter of the guide holes is smaller than the diameter of the springs, and a through hole is arranged on the pressing plate; Each workstation is provided with a clamping mechanism for clamping the pressing plate on the side away from the support block; A plurality of transverse blocks are arranged between the two support blocks, a groove is provided on the top of the transverse block, a clamping block is arranged in the groove, the left side of the clamping block is a vertical plane, and the right side is a slope with the left side higher and the right side lower in a free state, and the clamping block can be retracted into the groove under the action of external force; the plurality of transverse blocks are arranged at equal intervals, and the front and rear sides of the plurality of transverse blocks are fixedly connected together by connecting plates, a transverse oil cylinder is fixedly arranged horizontally along the left and right directions on the right side of the workbench, and the cylinder rod of the transverse oil cylinder is fixedly connected to the rightmost transverse block; A mounting frame corresponding to each workstation is arranged at the rear of the workbench, and a driving motor that can move up and down and a punching tool that can perform rotation processing under the drive of the driving motor are arranged on the mounting frame.

2. The automatic processing equipment for side bearing wear plates according to claim 1 is characterized in that: The clamping mechanism includes a clamping cylinder vertically fixed on the workbench, a bracket is fixed on the inner side of the top of the clamping cylinder, a hinge seat is fixed on the free end of the cylinder rod of the clamping cylinder, the hinge seat is hinged to the outer end of the pressure rod, the middle part of the pressure rod is hinged to the bracket, and a pressure block for clamping the pressure plate is fixed on the inner side of the pressure rod.

3. The automatic processing equipment for side bearing wear plates according to claim 2 is characterized in that: The clamping block is hinged in the groove through a hinge shaft, and a torsion spring is arranged on the hinge shaft, or a spring is arranged between the bottom of the groove and the clamping block, so that the free state is small, and the upper left end of the clamping block is located above the upper surface of the transverse block and the bottom of the placement groove, and the left side is a vertical plane, and the right side is a slope with the left side higher and the right side lower.

4. The automatic processing equipment for side bearing wear plates according to any one of claims 1 to 3, characterized in that: A vertical guide rail is fixedly arranged on the inner side of the mounting frame, the driving motor is mounted on the top of the mounting seat, the mounting seat is slidably mounted on the vertical guide rail, and a lifting cylinder is arranged between the mounting frame and the mounting seat.

5. The automatic processing equipment for side bearing wear plates according to claim 4 is characterized in that: The mounting seat is L-shaped, the drive motor is installed above the horizontal part of the mounting seat, a reduction box is installed below the horizontal part, the drive motor is transmission-connected to the reduction box, an output shaft is vertically arranged at the bottom of the reduction box, and the output shaft is coaxially fixedly connected to the punching tool.

6. The automatic processing equipment for side bearing wear plates according to claim 5 is characterized in that: The punching tool comprises a punching drill bit, a reamer and a chamfering drill bit, and the punching drill bit, the reamer and the chamfering drill bit are installed on each station on the workbench in order from right to left.

7. The automatic processing equipment for side bearing wear plates according to claim 6 is characterized by: There are four workstations, the first workstation from right to left is provided with two punching drill bits, the second workstation from right to left is provided with two reamers, the third workstation from right to left is provided with a first chamfering drill bit, and the fourth workstation from right to left is provided with a second chamfering drill bit. The first chamfering drill bit and the second chamfering drill bit are used to chamfer two processing holes on the workpiece respectively.

8. The automatic processing equipment for side bearing wear plates according to claim 7 is characterized in that: The top of the two supporting blocks facing away from each other is provided with an installation groove with a depth less than the placement groove at each station. The length of the installation groove is adapted to the width of the pressing plate, and the installation hole is provided at the bottom of the installation groove.

9. The automatic processing equipment for side bearing wear plates according to claim 8, characterized in that: A side plate is fixedly provided on each side of the pressing plate, and a chamfer corresponding to the clamping block is provided in the middle of the side plate located on the left side of the pressing plate.

10. The automatic processing equipment for side bearing wear plates according to claim 4, characterized in that: A mounting plate 1 is arranged on the top of the mounting frame, and the lifting cylinder is fixed on the mounting plate 1; a mounting plate 2 is arranged on the right end of the workbench, and the transverse movement cylinder is fixed on the mounting plate 2; the top of the guide pin is conical; and a frame is arranged under the workbench.

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