Machining device for road seal maintenance mechanical parts

Abstract

A road seal maintenance mechanical part machining device belongs to mechanical part turning equipment and comprises an outer frame, a movable frame is slidably connected into the outer frame, two racks are slidably connected to the side face of the movable frame, a power part is connected between the two racks, and a set of half gears are arranged on the power part and sequentially meshed with the racks on the two sides. According to the device, a spiral oil groove can be machined, the angle of the oil groove is fixed and adjustable, oil and parts are in uniform contact in the whole workpiece, lubricating oil is not prone to losing and generating bubbles, and the lubricating effect is good. The invention is used for the part turning device.

Description

Technical Field

[0001] The invention relates to the field of mechanical processing, and in particular to a processing device for road seal layer maintenance mechanical parts. Background Art

[0002] Highway seal maintenance machinery often needs to replace and repair sliding bearings. The processing of the existing highway seal maintenance machinery sliding bearing oil grooves is generally completed on a lathe. There are the following problems in the processing of the sliding bearing oil grooves. First, the angle of the oil groove is variable, so that in some places, the oil groove angle is too small, the lubricating oil is easy to lose, and the bearing friction power increases; in some places, the angle is too large, it is easy to produce lubricating oil bubbles, affecting the lubrication effect. Second, the oil and parts have sufficient contact on both sides of the ∞ shape, but the oil contact is less in the middle of the ∞ shape, affecting the lubrication effect. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, the present invention provides an oil groove that can be used to process spiral sliding bearings. The oil groove has a fixed and adjustable angle, the oil is in uniform contact with the parts throughout the workpiece, the lubricating oil is not easy to leak and generate bubbles, and a highway seal maintenance machine component processing device with good lubrication effect is provided.

[0004] The purpose of the present invention is to be achieved through the following technical solutions: A road seal layer maintenance mechanical component processing device includes an outer frame, wherein the outer frame is slidably connected to a movable frame, and the movable frame side is slidably connected to two racks, and a power piece is connected between the two racks. The power piece is provided with a group of half gears, and the group of half gears mesh with the racks on both sides in turn, and the meshing of the half gears and the racks is controlled by rotating the slots and the lead screws connected to the outer frame, and the power piece is connected to the chuck of the machine tool through a group of gears. The outer frame is a hollow rectangular frame structure, and an outer frame fixing plate is provided at the lower rear side of the outer frame, and the outer frame fixing plate is installed on the small tool holder of the machine tool. The upper and lower sides of the hollow outer frame are provided with outer frame slide grooves, and the movable frame is also a hollow rectangular frame structure, and upper and lower sliders are provided on the upper and lower sides of the movable frame, and the outer frame slide grooves on both sides are slidably connected to the upper and lower sliders on both sides. The movable frame is provided with two symmetrical side sliders on the left and right sides, and the movable frame is provided with two symmetrical rack slide grooves on the left and right sides, and the movable frame is provided with two symmetrical racks on the upper and lower sides, and the rack slide grooves on both sides of each rack are respectively slidably connected to the side sliders on both sides. A screw seat is provided in the middle of one side of the movable frame, a screw is rotatably connected in the screw seat, threads with opposite rotation directions are provided on the upper and lower sides of the screw, a rack screw hole is provided on one side of each rack, and the threads on both sides of the screw are respectively threadedly connected to the rack screw holes.

[0005] The front side of the outer frame is provided with a front bearing seat, and the middle of the front bearing seat is provided with a No. 2 hole, and the No. 1 gear intermediate shaft is rotatably connected in the No. 2 hole. A power piece is provided in the middle of the No. 1 gear intermediate shaft, and the spline shaft in the middle of the power piece is slidably connected to the No. 1 gear. The power piece is provided with a group of half gears, each half gear is distributed on a half cylindrical surface, and the number of teeth of a group of half gears decreases from front to back. A snap ring is provided on one side of the power piece, and the snap ring is clamped in the middle of the slot, and the slot shaft on one side of the slot is threadedly connected to the No. 3 hole on the upper part of the No. 2 hole.

[0006] The No. 1 gear and the No. 2 gear are meshed with each other, the intermediate shaft of the No. 2 gear is rotatably connected to the No. 3 hole at the bottom of the No. 2 hole, the front side of the No. 2 gear is fixedly connected to the No. 1 bevel gear, the No. 1 bevel gear and the No. 2 bevel gear are meshed with each other, the No. 2 bevel gear is rotatably connected to the side bearing seat on the side of the front bearing seat, and the end of the intermediate shaft of the No. 2 bevel gear is fixedly connected to the No. 2 synchronous wheel.

[0007] Beneficial effect: when the oil groove of the sliding bearing of the highway sealing layer maintenance machinery is turned, adjusting the rotation speed of the chuck will change the time for the tool to cycle left and right once, thereby changing the angle of the oil groove, so that the oil groove can be adjusted according to the size of the hole, and the angle of the oil groove can be changed, so that the oil groove of the sliding bearing of the highway sealing layer maintenance machinery that meets the use requirements can be processed. Since the linear speed of the tool rod will not change when it moves left and right, the angle of the processed oil groove in each place is fixed, avoiding the problem that the angle of the oil groove is too small in some places, the lubricating oil is easy to lose and the bearing friction power increases; the angle in some places is too large, which is easy to produce lubricating oil bubbles and affect the lubrication effect. The oil and the workpiece can be fully in contact to ensure the lubrication effect. Rotating the chuck can drive the power part to move forward and backward, so that different half gears and racks on both sides are meshed with each other. Rotating the lead screw can adjust the distance between the racks on both sides, so that the two racks are meshed with different half gears. Different half gears cooperate with the racks on both sides to change the stroke of the tool rod moving left and right, so that the device has better adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 This is a schematic diagram of the installation structure of the highway seal maintenance machine component processing device described in the present invention.

[0009] Figure 2 It is a schematic structural diagram of the highway seal maintenance machinery component processing device described in the present invention.

[0010] Figure 3 It is a schematic diagram of the rear side structure of the highway seal maintenance machine parts processing device described in the present invention.

[0011] Figure 4 This is a schematic diagram of the outer frame structure of the present invention.

[0012] Figure 5It is a schematic diagram of the activity frame structure of the present invention.

[0013] Figure 6 The figure is a schematic diagram of the rack structure of the present invention.

[0014] Figure 7 It is a schematic diagram of the structure of the power component described in the present invention.

[0015] Figure 8 This is a schematic diagram of the card slot structure of the present invention.

[0016] Fig. 9 This is a schematic structural diagram of the first synchronous wheel according to the present invention. DETAILED DESCRIPTION

[0020] The present invention is further described in detail below according to the accompanying drawings and embodiments: refer to Figure 1 , 2 3. A highway seal layer maintenance mechanical parts processing device, including an outer frame 110, wherein the outer frame 110 is internally slidably connected to a movable frame 120, and the movable frame 120 is slidably connected to two racks 130 on the side, and a power piece 140 is connected between the two racks 130. A group of half gears 141 are provided on the power piece 140, and the group of half gears 141 are meshed with the racks 130 on both sides in turn. The meshing of the half gears 141 and the racks 130 is controlled by rotating the slot 150 and the lead screw 230 connected to the outer frame 110, and the power piece 140 is connected to the chuck of the machine tool through a group of gears.

[0021] refer to Figure 4 The outer frame 110 is a hollow rectangular frame structure, and an outer frame fixing plate 113 is provided at the lower rear portion of the outer frame 110, and the outer frame fixing plate 113 is installed on the small tool holder of the machine tool.

[0022] refer to Figure 4 , 5 The outer frame 110 is hollow on both sides with outer frame grooves 111, and the movable frame 120 is also a hollow rectangular frame structure. The movable frame 120 is provided with upper and lower sliders 121 on both sides, and the outer frame grooves 111 on both sides are slidably connected to the upper and lower sliders 121 on both sides.

[0023] refer to Figure 5 , 6 The movable frame 120 is provided with two symmetrical side sliders 122 on the left and right sides, the movable frame 120 is provided with two symmetrical rack grooves 131 on the left and right sides, and the movable frame 120 is provided with two symmetrical racks 130 on the upper and lower sides. The rack grooves 131 on both sides of each rack 130 are respectively slidably connected to the side sliders 122 on both sides.

[0024] refer to Figure 2 , 5A screw seat 123 is provided in the middle of one side of the movable frame 120, and a screw 230 is rotatably connected in the screw seat 123. The screw 230 has threads with opposite rotation directions on the upper and lower sides. A rack screw hole 132 is provided on one side of each rack 130, and the threads on both sides of the screw 230 are respectively threadedly connected to the rack screw holes 132.

[0025] refer to Figure 2 , 4 A front bearing seat 114 is provided on the front side of the outer frame 110, and a second hole 116 is provided in the middle of the front bearing seat 114. The second hole 116 is rotatably connected to the intermediate shaft of the first gear 170. A power piece 140 is provided in the middle of the intermediate shaft of the first gear 170, and a spline shaft 142 in the middle of the power piece 140 is slidably connected to the first gear 170.

[0026] refer to Figure 2 , 4 7. The power member 140 is provided with a group of half gears 141. Each half gear 141 is distributed on half of the cylindrical surface 140. The number of teeth of a group of half gears 141 decreases from front to back.

[0027] refer to Figure 2 , 4 , 7, 8, a snap ring 143 is provided on one side of the power member 140, and the snap ring 143 is clamped in the middle of the slot 150, and a slot shaft 151 on one side of the slot 150 is threadedly connected to the third hole 117 on the upper part of the second hole 116.

[0028] refer to Figure 2 , 4 The first gear 170 and the second gear 180 are meshed with each other, the intermediate shaft of the second gear 180 is rotatably connected to the third hole 117 at the lower part of the second hole 116, the front side of the second gear 180 is fixedly connected to the first bevel gear 190, the first bevel gear 190 and the second bevel gear 210 are meshed with each other, the second bevel gear 210 is rotatably connected to the side bearing seat 118 on the side of the front bearing seat 114, and the end of the intermediate shaft of the second bevel gear 210 is fixedly connected to the second synchronous wheel 220.

[0029] refer to Figure 2 , 4 A side bearing seat 112 is provided at the lower part of the outer frame 110 close to the machine tool chuck, and a first synchronous wheel 160 is rotatably connected in the side bearing seat 112. The first synchronous wheel 160 and the second synchronous wheel 220 are connected by a synchronous belt.

[0030] refer to Figure 1 , 2 9. A transmission rod 161 is provided on the side of the first synchronous wheel 160. The end of the transmission rod 161 is against the side of a clamping claw of the chuck of the machine tool. When the chuck rotates, the first synchronous wheel 160 is driven to rotate together.

[0031] refer to Figure 2 , 5 The movable frame 120 is provided with a tool rod fixing hole 124 on the side close to the machine tool chuck. The tool rod 240 is fixedly connected in the tool rod fixing hole 124. The tool rod 240 passes through the first synchronous wheel 160, and the tool is installed at the end of the tool rod 240.

[0032] An operating method of a road seal maintenance machine component processing device includes the following steps: when using the device, a road seal maintenance machine sliding bearing workpiece is installed in a chuck, and when the machine tool chuck rotates, the workpiece and a first synchronous wheel 160 are driven to rotate, and the first synchronous wheel 160 drives a second synchronous wheel 220 to rotate through a belt, and the second synchronous wheel 220 drives a second bevel gear 210 to rotate, and the second bevel gear 210 drives a first bevel gear 190 to rotate, and the first bevel gear 190 drives the second gear 180 to rotate. 0 rotates, the second gear 180 drives the first gear 170 to rotate, the first gear 170 drives the power piece 140 to rotate, only half of the cylindrical surface of the power piece 140 has teeth, when the power piece 140 rotates, the half gear 141 will mesh with the racks 130 on the upper and lower sides in turn, when the half gear 141 meshes with the racks 130 on the upper and lower sides, it will drive the movable frame 120 connected to the two racks 130 to move left and right in a circular motion, and the movable frame 120 moves left and right in a circular motion to drive the tool bar 240 and the tool left and right Circular movement. Since the workpiece rotates continuously, the tool will process a closed spiral oil groove in the inner hole of the workpiece. Adjusting the rotation speed of the chuck will change the time for the tool to cycle left and right, thereby changing the angle of the oil groove. The oil groove can be adjusted according to the size of the hole and the angle of the oil groove can be changed to process an oil groove that meets the use requirements. Since the linear speed of the tool rod 240 does not change when it moves left and right, the angle of the processed oil groove is fixed at each place. Rotating the slot 150 can drive the power part 140 to move back and forth, so that different half gears 141 and the racks 130 on both sides are meshed with each other. Rotating the lead screw 230 can adjust the distance between the racks 130 on both sides, so that the two racks 130 are meshed with different half gears 141. Different half gears 141 cooperate with the racks 130 on both sides to change the stroke of the tool rod 240 moving left and right, so that the device can adapt to the turning of workpieces of different lengths, making the device have better adaptability.

[0033] The invention adjusts the rotation speed of the chuck so that the time for the tool to cycle left and right changes, thereby changing the angle of the oil groove, so that the oil groove can be adjusted according to the size of the hole, and the angle of the oil groove is changed to process an oil groove that meets the use requirements. Since the linear speed of the tool rod does not change when it moves left and right, the angle of the processed oil groove is fixed at each place, avoiding the problem that the angle of the oil groove is too small in some places, the lubricating oil is easy to lose, and the bearing friction power increases; the angle in some places is too large, which is easy to generate lubricating oil bubbles and affects the lubrication effect. The oil and the workpiece can be fully in contact to ensure the lubrication effect. Rotating the card slot 150 can drive the power part 140 to move forward and backward, so that different half gears 141 and the racks 130 on both sides are meshed with each other. Rotating the lead screw 230 can adjust the distance between the racks 130 on both sides, so that the two racks 130 are meshed with different half gears 141. Different half gears 141 cooperate with the racks 130 on both sides to change the stroke of the tool rod 240 moving left and right, so that the device can adapt to the processing of parts of different lengths, so that the device has better adaptability.

Claims

1. A road seal maintenance machine parts processing device, characterized in that : It comprises an outer frame (110), wherein the outer frame (110) is internally slidably connected to a movable frame (120), the movable frame (120) is slidably connected to two racks (130) on the side, a power piece (140) is connected between the two racks (130), a group of half gears (141) is provided on the power piece (140), the half gears (141) and the racks (130) on both sides are meshed with each other, a slot (150) and a lead screw (230) connected to the outer frame (110) are rotated to control the meshing of the half gears (141) and the racks (130), and the power piece (140) is connected to the chuck of the machine tool through a group of gears; an outer frame fixing plate (113) is provided at the lower rear side of the outer frame (110), and the outer frame fixing plate (113) is provided at the lower rear side of the outer frame (110). The fixed plate (113) is mounted on a small tool rest of a machine tool; outer frame slide grooves (111) are provided on upper and lower sides of the hollow of the outer frame (110); upper and lower sliding blocks (121) are provided on upper and lower sides of the movable frame (120); the outer frame slide grooves (111) on both sides are slidably connected to the upper and lower sliding blocks (121) on both sides; two symmetrical side sliding blocks (122) are provided on the left and right sides of the movable frame (120); two symmetrical rack slide grooves (131) are provided on the left and right sides of the movable frame (120); two symmetrical racks (130) are provided on the upper and lower sides of the movable frame (120); the rack slide grooves (131) on both sides of each rack (130) are slidably connected to the side sliding blocks (122) on both sides respectively.

2. A road seal maintenance machine component processing device according to claim 1, characterized in that A screw seat (123) is provided in the middle of one side of the movable frame (120), and a screw (230) is rotatably connected in the screw seat (123), and threads with opposite rotation directions are provided on the upper and lower sides of the screw (230), and a rack screw hole (132) is provided on one side of each rack (130), and the threads on both sides of the screw (230) are respectively threadedly connected to the rack screw holes (132); a front bearing seat (114) is provided on the front side of the outer frame (110), and a second hole (116) is provided in the middle of the front bearing seat (114), and the second hole (116) is rotatably connected to the intermediate shaft of the first gear (170), and the first gear (170) is provided with a screw hole (132) on the front side of the outer frame (110). A power piece (140) is provided in the middle of the intermediate shaft, and a spline shaft (142) in the middle of the power piece (140) is slidably connected to a No. 1 gear (170); the power piece (140) is provided with a group of half gears (141), each half gear (141) is distributed on a half cylindrical surface (140), and the number of teeth of a group of half gears (141) decreases from front to back; a snap ring (143) is provided on one side of the power piece (140), and the snap ring (143) is clamped in the middle of the clamping groove (150), and a clamping groove shaft (151) on one side of the clamping groove (150) is threadedly connected to the No. 3 hole (117) at the upper part of the No. 2 hole (116).

3. A road seal maintenance machine component processing device according to claim 2, characterized in that The first gear (170) and the second gear (180) are meshed with each other, the intermediate shaft of the second gear (180) is rotatably connected to the third hole (117) at the bottom of the second hole (116), the front side of the second gear (180) is fixedly connected to the first bevel gear (190), the first bevel gear (190) and the second bevel gear (210) are meshed with each other, the second bevel gear (210) is rotatably connected to the side bearing seat (118) on the side of the front bearing seat (114), and the end of the intermediate shaft of the second bevel gear (210) is fixedly connected to the second synchronous wheel (220); the lower part of the outer frame (110) close to the machine tool chuck is provided with a side bearing seat (112), the side bearing seat (112) is rotatably connected to the first synchronous wheel (160), and the first synchronous wheel (160) and the second synchronous wheel (220) are connected by a synchronous belt.

4. A road seal maintenance machine component processing device according to claim 3, characterized in that A transmission rod (161) is provided on the side of the first synchronous wheel (160), and the end of the transmission rod (161) is against the side of a clamping claw of the chuck of the machine tool. When the chuck rotates, the first synchronous wheel (160) is driven to rotate together.

5. A road seal maintenance machine component processing device according to claim 1, characterized in that A tool bar fixing hole (124) is provided on one side of the movable frame (120) close to the machine tool chuck, and a tool bar (240) is fixedly connected in the tool bar fixing hole (124). The tool bar (24) passes through a number one synchronous wheel (160), and a tool is installed at the end of the tool bar (240).

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