Special-shaped edge grinding device for automobile tensioning wheel bearing

Abstract

The utility model relates to the technical field of automobile part machining, and discloses an automobile tensioning wheel bearing special-shaped edge polishing device which comprises a base, a second air draft pipeline is fixed to the bottom of a compression spring and extends into the head end of a first air draft pipeline, and a second air draft pipeline is fixed to the head end of a second air draft pipeline. And an annular pipeline is fixed at the head end of the second air draft pipeline. According to the grinding device for the special-shaped edge of the automobile tensioning wheel bearing, a mechanical arm and an electric telescopic column are used in cooperation, a grinding rod can be positioned, the automobile tensioning wheel bearing with the special-shaped edge can be conveniently and accurately ground, and when a driving chain wheel, a chain and a driven chain wheel operate, a first rotating shaft and a second rotating shaft rotate at the same time; when the grinding rod is used for grinding the automobile tensioning wheel bearing, the exhaust fan blades rotate, the annular pipeline exhausts air, chippings can be conveniently and automatically sucked into the chipping suction channel, the first filter screen isolates and blocks the chippings, the scraping rod rotates to automatically scrape the chippings on the first filter screen, and the first filter screen is prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing, in particular to a device for grinding the special-shaped edge of an automobile tensioner bearing. Background Art

[0002] The tensioner, also known as the tensioner, is a belt tensioning device used in the automobile transmission system. A grinding device is required when grinding the side of the tensioner bearing of the automobile.

[0003] After massive searches, it is found that the typical grinding devices in the prior art are such as publication number CN114434263A, a bearing processing and grinding equipment, which belongs to the field of bearing processing. A bearing processing and grinding equipment, including a base, a sliding component is provided on the base, a support frame is fixedly connected to the sliding component, an adjustment mechanism is provided on the support frame, a fixed frame is fixedly connected to the adjustment mechanism, two groups of first slide bars and two groups of second slide bars are slidably connected to the fixed frame, a placement plate is provided on the first slide bar, a second spring is sleeved on the first slide bar, a clamping plate is fixedly connected to the second slide bar, the clamping plate is attached to the placement plate, and the first spring is sleeved on the second slide bar; the utility model drives the grinding sheet on the support frame to move by the first slider, so that the grinding sheet can move and grind the bearing, reduce the labor intensity of manual grinding, improve the efficiency of grinding, and at the same time reduce the uneven grinding force of manually holding the grinding sheet, and improve the stability of grinding.

[0004] The existing grinding device generally grinds the tensioner bearing of regular shape, and the grinding effect is not flexible and convenient enough. It is difficult to grind the anisotropic edge, and debris is generated in the process of grinding the tensioner bearing. The debris splashes everywhere and may accidentally injure workers and affect the working environment. It is troublesome to clean up. In view of the above problems, it is necessary to improve the existing equipment. Utility Model Content

[0005] The purpose of the utility model is to provide a device for grinding the special-shaped edges of automobile tensioner bearings, so as to solve the problems that the existing grinding devices proposed in the above-mentioned background technology generally grind the tensioner bearings of regular shapes, the grinding effect is not flexible and convenient enough, the grinding of special-shaped edges is more difficult, and debris is generated in the process of grinding the tensioner bearing. The debris splashes everywhere and may accidentally injure workers, affect the working environment, and is more troublesome to clean up.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for grinding the special-shaped edges of automobile tensioner bearings, comprising a base, a conveyor device and a support frame are respectively fixed on both sides of the upper end surface of the base, a manipulator is fixed on one side of the support frame, an electric telescopic column is fixed on one side of the manipulator, and a grinding and chip removal mechanism is fixed to the bottom of the electric telescopic column.

[0007] The grinding and chip removal mechanism includes a support frame, two sides of the support frame are symmetrically connected to a first rotating shaft, a sleeve is fixed to the bottom of the first rotating shaft, a grinding rod is fixed to the inner side of the sleeve by a stud bolt, a second filter is fixed to the bottom of the support frame, a chip suction channel is fixed to the bottom of the second filter, a first exhaust duct is symmetrically fixed to two sides of the chip suction channel, a limiting column is fixed to the head end of the first exhaust duct, a compression spring is fixed to the inner top of the limiting column, a second exhaust duct is fixed to the bottom of the compression spring, the second exhaust duct extends into the head end of the first exhaust duct, and an annular duct is fixed to the head end of the second exhaust duct.

[0008] Preferably, electric clamps are fixed on the outer side of the conveyor belt device, and the electric clamps are distributed on the conveyor belt device at equal intervals.

[0009] By adopting the above technical solution, the conveyor belt device can transport the automobile tensioner bearing to the right, so as to grind the automobile tensioner bearing conveniently, orderly and efficiently.

[0010] Preferably, the support frame forms a telescopic structure with the manipulator through an electric telescopic column.

[0011] By adopting the above technical solution, the grinding rod can be positioned by using an electric telescopic column and a manipulator.

[0012] Preferably, a motor is fixed in the middle of the top of the support frame, and the bottom of the motor is connected to the driving sprocket.

[0013] By adopting the above technical solution, the rotation of the driving sprocket can drive the chain and the two driven sprockets to rotate.

[0014] Preferably, driven sprockets are symmetrically rotatably connected on both sides of the top of the support frame, chains are meshedly connected to the outer sides of the driving sprocket and the driven sprocket, and a first rotating shaft is fixed to the bottom of the driven sprocket.

[0015] By adopting the above technical solution, the rotation of the driven sprocket can drive the first rotating shaft to rotate.

[0016] Preferably, a second rotating shaft is fixed to the bottom of the active sprocket, a first filter is fixed in the debris suction channel, the second rotating shaft passes through the first filter and is connected to the scraper rod, and an exhaust fan blade is fixed to the outer side of the second rotating shaft.

[0017] By adopting the above technical solution, after the debris is sucked into the debris suction channel, the scraper rod rotates to automatically scrape off the debris on the first filter screen.

[0018] Preferably, a mesh cover is fixed to the bottom of the chip suction channel by fixing bolts.

[0019] By adopting the above technical solution, the net cover can be cleaned after being removed.

[0020] Preferably, the limiting column passes through the second air exhaust duct, and the second air exhaust duct and the first air exhaust duct form a telescopic structure.

[0021] By adopting the above technical solution, the annular duct, the second exhaust duct and the first exhaust duct can remove debris.

[0022] Preferably, a pressure ring is fixed to the outer side of the annular pipe, and the annular pipe and the pressure ring surround the outer side of the grinding rod.

[0023] By adopting the above technical solution, when the automobile tensioner bearing is polished by the polishing rod, the pressing ring is pressed against the upper surface of the automobile tensioner bearing.

[0024] Compared with the prior art, the utility model has the following beneficial effects:

[0025] 1. The grinding device for the special-shaped edge of the automobile tensioner bearing can achieve the purpose of flexible grinding and simultaneous grinding and chip removal. The use of a manipulator and an electric telescopic column can position the grinding rod, which is convenient for accurately grinding the automobile tensioner bearing with special edges. When the driving sprocket, chain and driven sprocket are in operation, the first rotating shaft and the second rotating shaft rotate at the same time. While the automobile tensioner bearing is being polished with the grinding rod, the exhaust fan blades rotate, and the annular duct exhausts air, which facilitates the automatic extraction of debris into the chip suction channel. The first filter screen isolates and blocks the debris, and the rotation of the scraper rod can automatically scrape off the debris on the first filter screen to avoid clogging of the first filter screen.

[0026] 2. The device for grinding the special-shaped edge of the automobile tensioner bearing can achieve the purpose of pressing. When the automobile tensioner bearing is polished with a grinding rod, the pressing ring will press against the upper surface of the automobile tensioner bearing. The annular pipe, the pressing ring and the second exhaust pipe can move as a whole. There is a height difference between the pressing ring and the annular pipe, which prevents the annular pipe from directly pressing against the upper surface of the automobile tensioner bearing and affecting chip removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0028] Figure 2 This is a schematic diagram of the structure of the grinding and chip removal mechanism of the utility model;

[0029] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0030] Figure 4This is a schematic diagram of the connection structure of the first filter screen, the debris suction channel and the scraper rod of the utility model;

[0031] Figure 5 It is a schematic diagram of the connection structure of the debris suction channel, the second filter screen and the first exhaust duct of the utility model;

[0032] Figure 6 It is a schematic diagram of the connection structure of the first exhaust duct, the annular duct and the pressure ring of the utility model.

[0033] In the figure: 1. base; 2. conveyor belt device; 3. electric clamp; 4. support frame; 5. manipulator; 6. electric telescopic column; 7. grinding and chip removal mechanism; 701. support frame; 702. motor; 703. driving sprocket; 704. chain; 705. driven sprocket; 706. first rotating shaft; 707. sleeve; 708. grinding rod; 709. stud bolt; 710. second rotating shaft; 711. first filter; 712. chip suction channel; 713. second filter; 714. exhaust fan blade; 715. scraper rod; 716. net cover; 717. fixing bolt; 718. first exhaust duct; 719. limit column; 720. second exhaust duct; 721. compression spring; 722. annular duct; 723. pressure ring. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0035] See also Figures 1 to 6 The utility model provides a technical solution: a device for grinding the special-shaped edge of an automobile tensioner bearing, comprising a base 1, a conveyor device 2 and a support frame 4 are respectively fixed on both sides of the upper end surface of the base 1, a manipulator 5 is fixed on one side of the support frame 4, an electric telescopic column 6 is fixed on one side of the manipulator 5, and a grinding and chip removal mechanism 7 is fixed on the bottom of the electric telescopic column 6.

[0036] The grinding and chip removal mechanism 7 includes a support frame 701, and the two sides of the support frame 701 are symmetrically connected to the first rotating shaft 706, the bottom of the first rotating shaft 706 is fixed with a sleeve 707, the inner side of the sleeve 707 is fixed with a grinding rod 708 through a stud bolt 709, the bottom of the support frame 701 is fixed with a second filter screen 713, the bottom of the second filter screen 713 is fixed with a chip suction channel 712, the two sides of the chip suction channel 712 are symmetrically fixed with a first exhaust duct 718, the head end of the first exhaust duct 718 is fixed with a limiting column 719, the inner top of the limiting column 719 is fixed with a compression spring 721, the bottom of the compression spring 721 is fixed with a second exhaust duct 720, the second exhaust duct 720 extends into the head end of the first exhaust duct 718, and the head end of the second exhaust duct 720 is fixed with a ring duct 722.

[0037] In this embodiment, Figure 1 As shown, an electric clamp 3 is fixed to the outside of the conveyor belt device 2, and the electric clamps 3 are evenly spaced on the conveyor belt device 2. Each electric clamp 3 can be used to clamp an automobile tensioner bearing. After the automobile tensioner bearing is clamped by the electric clamp 3, the conveyor belt device 2 is operated to facilitate and stably transport the automobile tensioner bearing to the right, so as to grind the automobile tensioner bearing in an orderly manner.

[0038] In this embodiment, Figure 1 As shown, the support frame 701 forms a telescopic structure with the manipulator 5 through the electric telescopic column 6. The support frame 701 can move up and down under the telescopic action of the electric telescopic column 6, so as to conveniently control the lifting and lowering of the grinding rod 708.

[0039] In this embodiment, Figure 1 and Figure 2 As shown, a motor 702 is fixed in the middle of the top of the support frame 701, and the bottom of the motor 702 is connected to the driving sprocket 703. The driving sprocket 703 can rotate under the action of the motor 702, thereby driving the chain 704 to operate, thereby driving the two driven sprockets 705 to rotate.

[0040] In this embodiment, Figure 1 and Figure 2 As shown, driven sprockets 705 are symmetrically rotatably connected on both sides of the top of the support frame 701, and chains 704 are meshingly connected to the outer sides of the driving sprocket 703 and the driven sprocket 705, and a first rotating shaft 706 is fixed to the bottom of the driven sprocket 705. The operation of the chain 704 can drive the two driven sprockets 705 to rotate, thereby driving the first rotating shaft 706 to rotate, and the sleeve 707 and the grinding rod 708 rotate accordingly, which is convenient for automatic grinding of the automobile tensioner bearing. One of the first rotating shafts 706 corresponds to the grinding rod 708 for rough grinding, and the other first rotating shaft 706 corresponds to the grinding rod 708 for fine grinding. Using two grinding rods 708 together can achieve a better grinding effect.

[0041] In this embodiment, Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, a second rotating shaft 710 is fixed to the bottom of the driving sprocket 703, a first filter 711 is fixed in the debris suction channel 712, the second rotating shaft 710 passes through the first filter 711 and is connected to the scraper rod 715, and an exhaust fan blade 714 is fixed to the outer side of the second rotating shaft 710. The rotation of the driving sprocket 703 can drive the second rotating shaft 710 to rotate, thereby driving the scraper rod 715 to rotate. The first filter 711 has the effect of isolating and blocking debris, and the scraper rod 715 can scrape off the debris on the first filter 711 to avoid clogging of the first filter 711.

[0042] In this embodiment, Figure 1 and Figure 2 As shown, a mesh cover 716 is fixed to the bottom of the chip suction channel 712 by means of fixing bolts 717. During the process of grinding the automobile tensioner bearing, the debris can be sucked into the chip suction channel 712. After loosening the fixing bolts 717, the mesh cover 716 can be removed for cleaning.

[0043] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the limiting column 719 passes through the second exhaust duct 720 , and the second exhaust duct 720 and the first exhaust duct 718 form a telescopic structure. The second exhaust duct 720 can be telescoped in the first exhaust duct 718 , and the limiting column 719 serves to limit the second exhaust duct 720 .

[0044] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 6 As shown, a pressure ring 723 is fixed to the outer side of the annular duct 722, and the annular duct 722 and the pressure ring 723 surround the outer side of the grinding rod 708. When the automobile tensioner bearing is ground with the grinding rod 708, the pressure ring 723 will be pressed against the automobile tensioner bearing, and the pressure ring 723 and the grinding rod 708 can move up and down relatively to each other. The annular duct 722 can draw the debris generated by grinding into the first exhaust duct 718, the second exhaust duct 720 and the debris suction channel 712.

[0045] The use method and advantages of the utility model: The working process of the special-shaped edge grinding device of the automobile tensioner bearing is as follows:

[0046] like Figures 1 to 6As shown: first, the automobile tensioner bearing is clamped by the electric clamp 3, and then the conveyor belt device 2 is operated to transport the automobile tensioner bearing to the right. The manipulator 5 and the electric telescopic column 6 are used to position the grinding rod 708. When the driving sprocket 703, the chain 704 and the driven sprocket 705 are operated as a whole, the first rotating shaft 706 and the second rotating shaft 710 rotate. The rotation of the first rotating shaft 706 drives the sleeve 707 and the grinding rod 708 to rotate, so as to grind the automobile tensioner bearing with an opposite side. In the process of grinding the automobile tensioner bearing, the pressing ring 723 is pressed against the upper surface of the automobile tensioner bearing, and the second exhaust duct 720 and the annular duct 72 2 and the pressure ring 723 can be lifted and lowered as a whole relative to the grinding rod 708, the second rotating shaft 710 rotates to drive the exhaust fan blades 714 and the scraper rod 715 to rotate, the annular duct 722, the second exhaust duct 720 and the first exhaust duct 718 draw the debris generated during the grinding process into the debris suction channel 712, the scraper rod 715 can scrape off the debris on the first filter screen 711 to avoid clogging of the first filter screen 711, and the mesh cover 716 can be cleaned after it is removed. The two grinding rods 708 can respectively perform rough grinding and fine grinding on the automobile tensioner bearing, and the next automobile tensioner bearing can be rough ground while the previous automobile tensioner bearing is finely ground.

[0047] In summary, the automobile tensioner bearing profile edge grinding device achieves the purposes of flexible grinding, simultaneous grinding and chip removal, and pressing, and meets people's use needs.

[0048] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

[0049] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0050] 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. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for grinding the profiled edge of a tensioner bearing of an automobile, comprising a base (1), characterized in that: A conveyor belt device (2) and a support frame (4) are fixed to both sides of the upper end surface of the base (1), a manipulator (5) is fixed to one side of the support frame (4), an electric telescopic column (6) is fixed to one side of the manipulator (5), and a grinding and chip removal mechanism (7) is fixed to the bottom of the electric telescopic column (6); The grinding and chip removal mechanism (7) comprises a support frame (701), the two sides of the support frame (701) are symmetrically connected to a first rotating shaft (706), a sleeve (707) is fixed to the bottom of the first rotating shaft (706), a grinding rod (708) is fixed to the inner side of the sleeve (707) via a stud bolt (709), a second filter screen (713) is fixed to the bottom of the support frame (701), a chip suction channel (712) is fixed to the bottom of the second filter screen (713), and the A first exhaust duct (718) is symmetrically fixed on both sides of the chip suction channel (712); a limiting column (719) is fixed to the head end of the first exhaust duct (718); a compression spring (721) is fixed to the inner top of the limiting column (719); a second exhaust duct (720) is fixed to the bottom of the compression spring (721); the second exhaust duct (720) extends into the head end of the first exhaust duct (718); and an annular duct (722) is fixed to the head end of the second exhaust duct (720).

2. The device for grinding the special-shaped edge of a tensioner bearing of an automobile according to claim 1, characterized in that: Electric clamps (3) are fixed on the outer side of the conveyor belt device (2), and the electric clamps (3) are distributed on the conveyor belt device (2) at equal intervals.

3. The device for grinding the special-shaped edge of a tensioner bearing of an automobile according to claim 1, characterized in that: The support frame (701) forms a telescopic structure with the manipulator (5) through the electric telescopic column (6).

4. The device for grinding the special-shaped edge of a tensioner bearing of an automobile according to claim 1, characterized in that: A motor (702) is fixed in the middle of the top of the support frame (701), and the bottom of the motor (702) is connected to the driving sprocket (703).

5. The device for grinding the special-shaped edge of the tensioner bearing of an automobile according to claim 4, characterized in that: Driven sprockets (705) are symmetrically rotatably connected on both sides of the top of the support frame (701), chains (704) are meshedly connected on the outer sides of the driving sprocket (703) and the driven sprocket (705), and a first rotating shaft (706) is fixed to the bottom of the driven sprocket (705).

6. The device for grinding the special-shaped edge of the tensioner bearing of an automobile according to claim 4, characterized in that: A second rotating shaft (710) is fixed to the bottom of the driving sprocket (703), a first filter screen (711) is fixed in the debris suction channel (712), the second rotating shaft (710) passes through the first filter screen (711) and is connected to the scraper rod (715), and an exhaust fan blade (714) is fixed to the outside of the second rotating shaft (710).

7. The device for grinding the special-shaped edge of a tensioner bearing of an automobile according to claim 1, characterized in that: A mesh cover (716) is fixed to the bottom of the debris suction channel (712) via fixing bolts (717).

8. The device for grinding the special-shaped edge of a tensioner bearing of an automobile according to claim 1, characterized in that: The limiting column (719) passes through the second air exhaust duct (720), and the second air exhaust duct (720) and the first air exhaust duct (718) form a telescopic structure.

9. The device for grinding the special-shaped edge of a tensioner bearing of an automobile according to claim 1, characterized in that: A pressure ring (723) is fixed on the outer side of the annular pipe (722), and the annular pipe (722) and the pressure ring (723) surround the outer side of the grinding rod (708).

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