Burr polishing equipment for hardware fitting machining

Abstract

The burr polishing equipment comprises a base plate, a base frame, two sets of material guiding mechanisms and a polishing mechanism, each material guiding mechanism comprises a material guiding plate and a movable table, an electric telescopic rod is installed in the middle of the inner surface of each material guiding plate, and the polishing mechanism comprises a bearing lifting seat located in the middle of the upper portion of the base plate. The hydraulic cylinder is arranged at the top of the bearing lifting seat, and two groups of symmetrically distributed rotary drums are respectively arranged on two sides of the lower surface of the bearing lifting seat. Due to the fact that the two sets of material guiding mechanisms are arranged, firstly, one set of material guiding mechanism is used for conveying the hardware fitting to the position of one polishing wheel, the polishing mechanism is started to polish the upper surface of the hardware fitting, then the overturning mechanism is used for transferring the hardware fitting to the other set of material guiding mechanism, and therefore the hardware fitting is overturned. And during the period, a worker can place new hardware fittings on the first group of material guide mechanisms, and restarts the polishing mechanism to polish the hardware fittings and the first group of material guide mechanisms at the same time.

Description

Technical Field

[0001] The utility model belongs to the technical field of hardware accessories processing, in particular to a burr polishing device used for processing hardware accessories. Background Art

[0002] Hardware: Traditional hardware, also known as "small hardware," refers to the five metals of gold, silver, copper, iron, and tin. These can be processed into art objects like knives and swords, or into metal objects. Modern hardware encompasses a wider range of categories, including hardware tools, hardware components, household hardware, construction hardware, and security products. Hardware and electrical machinery is a general term encompassing hardware-related means of production and products, including furniture and power tools.

[0003] Currently, after hardware accessories are manufactured, their burrs are generally polished and ground to improve their surface smoothness. The existing process for polishing the burrs of hardware accessories is generally done manually. That is, the worker not only has to press and fix the hardware accessories, but also polish the burrs with a handheld polishing machine. This method not only reduces the overall processing efficiency but also increases the labor intensity of the workers. Therefore, a burr polishing device for hardware accessories processing is provided. Utility Model Content

[0004] The utility model aims to provide a device for polishing burrs of hardware accessories to solve the technical problems raised in the background technology.

[0005] To achieve the above-mentioned purpose, the specific technical solution of the present invention is as follows: A device for polishing burrs of hardware accessories, comprising a base plate and a base frame, and also comprising: two sets of material guide mechanisms respectively located at the two ends of the outside of the base plate, and a polishing mechanism for polishing the hardware accessories at both ends, the material guide mechanism comprising a material guide plate and a movable table, the material guide plate is connected to the base plate through a fixed frame, an electric telescopic rod is installed in the middle of the inner surface of the material guide plate, and the output end of the electric telescopic rod is connected and assembled with the movable table, the polishing mechanism comprises a bearing lifting seat located in the middle above the base plate, and a hydraulic cylinder arranged on the top of the bearing lifting seat, the fixed end of the hydraulic cylinder is connected and assembled with the base frame, and the output end of the hydraulic cylinder is connected and assembled with the bearing lifting seat, and two sets of symmetrically distributed rotating drums are respectively provided on both sides of the lower surface of the bearing lifting seat.

[0006] Preferably, two groups of symmetrically distributed positioning plates are fixed on both sides of the upper surface of the guide plate, and two groups of symmetrically distributed T-shaped support rods are fixed on both sides of the outer surface of the movable platform.

[0007] Preferably, the rotating drum and the bearing lifting seat are rotatably arranged through bearings, a belt gear is fixedly arranged on the outer surface of the rotating drum, and the two groups of belt gears are driven by a toothed belt, and the top end of one group of the rotating drum is connected and assembled with the output end of the first motor above through a coupling, a driving shaft is provided on the inner surface of the rotating drum, a polishing wheel is fixedly installed on the middle part of the bottom end of the driving shaft, the driving shaft and the rotating drum are elastically connected by a damping spring, and a flat key is fixedly provided on the top of the driving shaft.

[0008] Preferably, it also includes a flipping mechanism for flipping hardware accessories that have been polished on one side, the flipping mechanism includes a U-shaped bearing frame fixedly installed in the middle of the upper surface of the base plate, and a cross bar rotatably installed on the top of the U-shaped bearing frame through a bearing, the outer end of the cross bar is connected to the output end of the external second motor through a coupling, the second motor is a stepping motor, and two groups of symmetrically distributed flip arms are fixed on both sides of the outer surface of the cross bar.

[0009] Preferably, a clamping plate is elastically provided on the outside of the flip arm through an extrusion spring, an anti-slip pad is provided in the middle of one side of the outer surface of the clamping plate, and a guide rod is fixedly provided on the other side of the outer surface of the clamping plate and at the position of each extrusion spring, a cylinder is installed on the outer surface of the flip arm and at the position of the clamping plate, and the output end of the cylinder is connected and assembled with the clamping plate.

[0010] Preferably, it also includes an adsorption mechanism for fixing hardware accessories, the adsorption mechanism includes two groups of annular tubes fixed on the lower surfaces of the two movable platforms respectively, and also includes an external gas collecting pipe and a vacuum pump, the top of the outer surface of the annular tube is provided with a plurality of suction nozzles distributed in a circular shape with equal intervals, and a rubber pad is provided at the middle part of the top of the suction nozzle, the bottom of the outer surface of the annular tube is provided with a rubber hose, and the two ends of the rubber hose are respectively connected to the annular tube and the gas collecting pipe, and the open end of the gas collecting pipe is connected and assembled with the air inlet end of the vacuum pump.

[0011] The utility model is a kind of equipment for polishing burrs of hardware accessories, which has the following advantages:

[0012] 1. Since the utility model is provided with two sets of material guide mechanisms, when in use, the hardware accessories are first transported to one of the polishing wheel positions by using one set of material guide mechanisms, and the polishing mechanism is started to polish the upper surface of the hardware accessories. Then, the hardware accessories are transferred to the other set of material guide mechanisms by using the flipping mechanism to turn the hardware accessories over. During this period, the staff can place new hardware accessories on the first set of material guide mechanisms and start the polishing mechanism again to polish the two at the same time. The use of this method not only improves the overall processing efficiency, but also reduces the labor intensity of the staff.

[0013] 2. The utility model has an adsorption mechanism, which takes advantage of the negative pressure generated by the suction gas to fix the hardware accessories, thereby reducing the possibility of the hardware accessories rotating during polishing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a partial cross-sectional view of the plane of the utility model;

[0017] Figure 3 It is a side view of the local structure of the utility model;

[0018] Figure 4 It is a partial cross-sectional enlarged view of the present utility model.

[0019] Explanation of the symbols in the figure: 100, base plate; 200, base frame; 300, material guide mechanism; 301, material guide plate; 302, fixed frame; 303, positioning plate; 304, T-shaped support rod; 305, movable table; 306, electric telescopic rod; 400, polishing mechanism; 401, bearing lifting seat; 402, first motor; 403, toothed belt; 404, flat key; 405, driving shaft; 406, polishing wheel; 407, rotating drum; 408, Damping spring; 409, belt gear; 500, adsorption mechanism; 501, vacuum pump; 502, gas collecting pipe; 503, rubber hose; 504, rubber pad; 505, suction nozzle; 506, annular tube; 600, flipping mechanism; 601, U-shaped bearing frame; 602, second motor; 603, cross bar; 604, flip arm; 605, extrusion spring; 606, cylinder; 607, guide rod; 608, clamping plate; 609, anti-slip pad. DETAILED DESCRIPTION

[0020] Hereinafter, only certain exemplary embodiments are briefly described. As will be appreciated by those skilled in the art, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and description are to be regarded as illustrative in nature and not restrictive.

[0021] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0022] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, "plurality" means two or more, unless otherwise specifically defined.

[0023] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection, or communication; direct connection or indirect connection through an intermediate medium; internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the embodiments of the present invention based on specific circumstances.

[0024] The disclosure below provides many different embodiments or examples for implementing different structures of the embodiments of the present invention. In order to simplify the disclosure of the embodiments of the present invention, the components and settings of specific examples are described below. Of course, these are merely examples and are not intended to limit the embodiments of the present invention. In addition, the embodiments of the present invention may repeat reference numbers and / or reference letters in different examples. Such repetition is for the purpose of simplicity and clarity and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0025] In order to better understand the purpose, structure and function of the present invention, the following is a further detailed description of the present invention, a device for polishing burrs of hardware accessories, with reference to the accompanying drawings.

[0026] like Figure 1-4As shown, the present invention is a device for polishing burrs of hardware accessories, comprising a base plate 100 and a base frame 200, wherein the base frame 200 is fixedly arranged in the middle of the outer surface of the base plate 100. The device further comprises: two sets of material guide mechanisms 300 respectively located at the two ends of the outer side of the base plate 100, both for conveying hardware accessories, and a polishing mechanism 400 for polishing the hardware accessories at both ends. The two sets of material guide mechanisms 300 are positioned correspondingly. Specifically, the material guide mechanism 300 comprises a material guide plate 301 and a movable platform 305 for carrying hardware accessories. The material guide plate 301 is connected to the base plate 100 through a fixed frame 302. An electric telescopic rod 306 is installed in the middle of the inner surface of the guide plate 301, and the output end of the electric telescopic rod 306 is connected and assembled with the movable platform 305. Two groups of symmetrically distributed positioning plates 303 are fixed on both sides of the upper surface of the guide plate 301, and two groups of symmetrically distributed T-shaped support rods 304 are fixed on both sides of the outer surface of the movable platform 305, which are used to guide and stabilize the movable platform 305 during movement. T-shaped slots are opened on the inner surface of the guide plate 301 and at the position of each T-shaped support rod 304, and the T-shaped support rod 304 slides in the T-shaped slot. It is worth noting that the two groups of electric telescopic rods 306 operate separately.

[0027] Specifically, the polishing mechanism 400 includes a bearing lift seat 401 located in the middle above the substrate 100, and a hydraulic cylinder arranged on the top of the bearing lift seat 401. The fixed end of the hydraulic cylinder is connected and assembled with the base frame 200, and the output end of the hydraulic cylinder is connected and assembled with the bearing lift seat 401. Two groups of symmetrically distributed rotating drums 407 are respectively provided on both sides of the lower surface of the bearing lift seat 401. The rotating drum 407 and the bearing lift seat 401 are rotatably arranged through bearings. A belt gear 409 is fixedly provided on the outer surface of the rotating drum 407, and the two groups of belt gears 409 are driven by a toothed belt 403, and wherein The top end of a set of rotating drums 407 is connected to the output end of the first motor 402 above through a coupling. The first motor 402 is installed on the bearing lifting seat 401. A driving shaft 405 is provided on the inner surface of the rotating drum 407. A polishing wheel 406 is fixedly installed at the middle of the bottom end of the driving shaft 405. The driving shaft 405 and the rotating drum 407 are elastically connected through a damping spring 408. A flat key 404 is fixedly provided on the top of the driving shaft 405, which is used to drive the driving shaft 405 and the rotating drum 407 to rotate synchronously. A groove is provided on the inner surface of the rotating drum 407 at the position of the flat key 404, and the flat key 404 slides in the groove.

[0028] Furthermore, in order to be able to polish both the upper and lower surfaces of the hardware accessories, the utility model is also provided with a flipping mechanism 600 for flipping the hardware accessories that have been polished on one side. Specifically, the flipping mechanism 600 includes a U-shaped bearing frame 601 fixedly mounted in the middle of the upper surface of the base plate 100, and a cross bar 603 rotatably mounted on the top of the U-shaped bearing frame 601 through a bearing. The outer end of the cross bar 603 is connected to the output end of the external second motor 602 through a coupling. The second motor 602 is mounted on the U-shaped bearing frame 601. The second motor 602 is a stepping motor. Two steps are fixed on both sides of the outer surface of the cross bar 603. The flip arms 604 are symmetrically distributed in groups, and a clamping plate 608 is elastically provided on the outside of the flip arm 604 through an extrusion spring 605 for clamping hardware accessories. An anti-slip pad 609 is provided in the middle of one side of the outer surface of the clamping plate 608, and a guide rod 607 is fixedly provided on the other side of the outer surface of the clamping plate 608 and at the position of each extrusion spring 605 for guiding and stabilizing the clamping plate 608. A cylinder 606 is installed on the outer surface of the flip arm 604 and at the position of the clamping plate 608, and the output end of the cylinder 606 is connected and assembled with the clamping plate 608. It is worth noting that the two groups of cylinders 606 operate synchronously.

[0029] Furthermore, in order to reduce the possibility of the hardware accessories rotating during polishing, the present invention is also provided with an adsorption mechanism 500 for fixing the hardware accessories. Specifically, the adsorption mechanism 500 includes two groups of annular tubes 506 respectively fixed on the lower surface of the two movable tables 305, which are used to gather and divert the gas, and also includes an external gas collection pipe 502 and a vacuum pump 501. The top of the outer surface of the annular tube 506 is provided with a plurality of suction nozzles 505 distributed in an annular manner with equal spacing, and the top of the suction nozzle 505 A rubber pad 504 is provided in the middle part, and a rubber hose 503 is provided at the bottom of the outer surface of the annular tube 506, and the two ends of the rubber hose 503 are respectively connected to the annular tube 506 and the gas collecting tube 502, and the open end of the gas collecting tube 502 is connected and assembled with the air inlet end of the vacuum pump 501. The inner cavity of the suction nozzle 505, the inner cavity of the annular tube 506, the inner cavity of the rubber hose 503, and the inner cavity of the gas collecting tube 502 are connected. It is worth noting that the length of the rubber hose 503 is set to be sufficient to ensure the normal movement of the movable platform 305.

[0030] According to the above, since the present invention is provided with two sets of material guiding mechanisms 300, when in use, the hardware accessories are first transported to one of the polishing wheel 406 positions by using one set of material guiding mechanisms 300, and the polishing mechanism 400 is started to polish the upper surface of the hardware accessories, and then the flipping mechanism 600 is used to transfer the hardware accessories to the other set of material guiding mechanisms 300 to turn the hardware accessories over. During this period, the staff can place new hardware accessories on the first set of material guiding mechanisms 300, and start the polishing mechanism 400 again to polish both at the same time. By using this method, not only the overall processing efficiency is improved, but also the labor intensity of the staff is reduced; since the present invention is provided with an adsorption mechanism 500, the advantage of using the negative pressure generated by the absorbed gas to fix the hardware accessories can be reduced. The possibility of the hardware accessories rotating during polishing can be reduced.

[0031] It is understood that the present invention is described by way of certain embodiments, and those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. Furthermore, under the guidance of the present invention, these features and embodiments may be modified to suit specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are intended to be protected by the present invention.

Claims

1. A device for polishing burrs of hardware accessories, comprising a base plate (100) and a base frame (200), characterized in that: Also includes: Two sets of material guide mechanisms (300) are respectively located at the two ends of the outside of the base plate (100), and a polishing mechanism (400) for polishing the hardware accessories at the two ends. The material guide mechanism (300) includes a material guide plate (301) and a movable platform (305). The material guide plate (301) is connected to the base plate (100) through a fixed frame (302). An electric telescopic rod (306) is installed in the middle of the inner surface of the material guide plate (301), and the electric telescopic rod (306) is The output end is connected and assembled with the movable table (305), and the polishing mechanism (400) includes a bearing lifting seat (401) located in the middle above the base plate (100), and a hydraulic cylinder arranged on the top of the bearing lifting seat (401), the fixed end of the hydraulic cylinder is connected and assembled with the base frame (200), and the output end of the hydraulic cylinder is connected and assembled with the bearing lifting seat (401), and two groups of symmetrically distributed rotating drums (407) are respectively arranged on both sides of the lower surface of the bearing lifting seat (401).

2. The burr polishing equipment for hardware accessories processing according to claim 1, characterized in that: Two groups of symmetrically distributed positioning plates (303) are fixed on both sides of the upper surface of the guide plate (301), and two groups of symmetrically distributed T-shaped support rods (304) are fixed on both sides of the outer surface of the movable platform (305).

3. The burr polishing equipment for hardware accessories processing according to claim 1, characterized in that: The rotating drum (407) and the bearing lifting seat (401) are rotatably arranged through bearings, a belt gear (409) is fixedly arranged on the outer surface of the rotating drum (407), and the two groups of the belt gears (409) are driven by a toothed belt (403), and the top of one group of the rotating drums (407) is connected and assembled with the output end of the first motor (402) above through a coupling, a driving shaft (405) is provided on the inner surface of the rotating drum (407), a polishing wheel (406) is fixedly installed at the middle of the bottom end of the driving shaft (405), the driving shaft (405) and the rotating drum (407) are elastically connected through a damping spring (408), and a flat key (404) is fixedly provided on the top of the driving shaft (405).

4. The burr polishing equipment for hardware accessories processing according to claim 1, characterized in that: The invention also includes a flipping mechanism (600) for flipping the single-sided polished hardware accessories. The flipping mechanism (600) includes a U-shaped bearing frame (601) fixedly mounted on the middle part of the upper surface of the base plate (100), and a crossbar (603) rotatably mounted on the top of the U-shaped bearing frame (601) through a bearing. The outer end of the crossbar (603) is connected to the output end of an external second motor (602) through a coupling. The second motor (602) is a stepping motor. Two groups of symmetrically distributed flipping arms (604) are fixed on both sides of the outer surface of the crossbar (603).

5. The burr polishing equipment for hardware accessories processing according to claim 4 is characterized in that: The outside of the flip arm (604) is elastically provided with a clamping plate (608) through an extrusion spring (605), an anti-slip pad (609) is provided in the middle of one side of the outer surface of the clamping plate (608), and a guide rod (607) is fixedly provided on the other side of the outer surface of the clamping plate (608) and located at the position of each extrusion spring (605). A cylinder (606) is installed on the outer surface of the flip arm (604) and located at the position of the clamping plate (608), and the output end of the cylinder (606) is connected and assembled with the clamping plate (608).

6. The burr polishing equipment for hardware accessories processing according to claim 1, characterized in that: The device further comprises an adsorption mechanism (500) for fixing hardware accessories, wherein the adsorption mechanism (500) comprises two groups of annular tubes (506) respectively fixed on the lower surfaces of the two movable platforms (305), an external gas collecting tube (502) and a vacuum pump (501), a plurality of suction nozzles (505) distributed in an annular shape and at equal intervals are provided on the top of the outer surface of the annular tube (506), and a rubber pad (504) is provided at the middle of the top of the suction nozzle (505), a rubber hose (503) is provided on the bottom of the outer surface of the annular tube (506), and the two ends of the rubber hose (503) are respectively connected to the annular tube (506) and the gas collecting tube (502), and the open end of the gas collecting tube (502) is connected and assembled to the air inlet end of the vacuum pump (501).

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