Feeding and discharging device for automatic bar chamfering and automatic chamfering system

Abstract

The utility model discloses a feeding and discharging device for automatic chamfering of bars, which comprises an air floatation guide rail assembly used for feeding to chamfering processing equipment, and the air floatation guide rail assembly comprises an air floatation guide rail used for keeping the bars in a suspension state. The utility model further discloses an automatic chamfering system for automatically chamfering the bar, the automatic chamfering system comprises chamfering equipment and the feeding and discharging device, and the chamfering equipment comprises a clamping assembly used for clamping the bar and a chamfering assembly used for chamfering the end of the bar. The clamping assembly is movably arranged beside the feeding and discharging device and the chamfering machining assembly. According to the automatic chamfering system, the contact type abrasion between a product and the guide rail is effectively reduced, the replacement frequency of the guide rail is reduced, the replacement cost is reduced, and the production efficiency and the product quality are improved through the automatic chamfering system.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hard alloy product processing technical field especially relates to a feeding and discharging device and chamfering device. BACKGROUND

[0002] At present, the aerospace industry at home and abroad rises, the new energy industry expands, the demand for high-end precision grinding products of high quality and high requirement also increases, especially the demand for hard alloy precision grinding rod increases year by year. For hard alloy precision grinding rod processing, especially chamfering, the difficulty of processing is that manual processing efficiency is low, and automatic chamfering equipment can improve processing efficiency. However, the existing automatic chamfering equipment cannot continuously and automatically process multiple batches of feeding and discharging, and the feeding guide rail is only a simple V-shaped guide rail, which is in contact with the hard alloy product, and the hard alloy product and the feeding guide rail are extremely easy to wear. After the feeding guide rail wears, it will cause irreversible scratches on the surface of the product, which cannot be repaired, and it is difficult to meet the market demand of high-end precision grinding products. SUMMARY

[0003] The technical problem to be solved by the utility model is to overcome the deficiencies and defects mentioned in the above background technology, and to provide a feeding and discharging device and automatic chamfering system for automatic chamfering of rod material, which can continuously and automatically feed and discharge multiple batches and the rod material and the feeding guide rail are not easy to wear.

[0004] To solve the above technical problems, the technical scheme provided by the utility model is:

[0005] A feeding and discharging device for automatic chamfering of rod material, comprising a gas floating guide rail assembly for feeding a chamfering processing equipment, the gas floating guide rail assembly comprising a gas floating guide rail for keeping the rod material in a suspended state.

[0006] In the above feeding and discharging device, preferably, the gas floating guide rail assembly further comprises a feeding base, a guide rail base and a guide rail driving member for driving the guide rail base to slide on the feeding base to approach the chamfering processing equipment, the guide rail base is slidably arranged on the feeding base, and the gas floating guide rail is arranged on the guide rail base. The gas floating guide rail can be close to or away from the chamfering processing equipment through this arrangement, and can cooperate with the feeding and discharging of the chamfering processing equipment, having better flexibility and adaptability.

[0007] In the above feeding and discharging device, preferably, the gas floating guide rail is arranged on the guide rail base through a guide rail height adjusting member for adjusting the height of the gas floating guide rail. Since the guide rail position needs to match the clamping position of the chamfering processing equipment, the guide rail height adjusting member can realize quick adjustment and switching of different outer diameter products, and has simple structure and strong adaptability.

[0008] In the above-described feeding and discharging device, preferably, a feeding assembly for feeding the air floating guide rail, a pushing assembly for pushing the bars on the air floating guide rail into the chamfering device, and a discharging assembly for discharging the bars from the chamfering device are further included, the feeding assembly and the discharging assembly are arranged on both sides of the air floating guide rail, and the pushing assembly is arranged above the air floating guide rail. The feeding assembly can continuously feed the air floating guide rail, the bars on the air floating guide rail are pushed into the chamfering device by the pushing assembly, and the bars are discharged from the chamfering device by the discharging assembly after being processed. The above-described feeding and discharging device can replace manual feeding and discharging, realize automatic feeding and discharging, reduce labor cost, and significantly improve production efficiency.

[0009] In the above-described feeding and discharging device, preferably, the feeding assembly includes an inclined feeding disc for placing a plurality of bars and an inclined feeding push plate for making the bars on the inclined feeding disc fall one by one, a feeding transition plate is arranged on the side of the inclined feeding push plate away from the inclined feeding disc, the feeding transition plate is arranged above the air floating guide rail, and a feeding cylinder for driving the inclined feeding push plate to move up and down is arranged on the inclined feeding push plate. The feeding disc can place a plurality of bars at a time, and the manual feeding frequency is reduced. The single bar is pushed to the feeding transition plate by the inclined feeding push plate driven by the feeding cylinder, and the bar is rolled into the air floating guide rail through the feeding transition plate. The above-described feeding and discharging device can realize automatic feeding with high efficiency, low cost, and high reliability.

[0010] In the above-described feeding and discharging device, preferably, the pushing assembly includes a pushing member, a height adjusting cylinder for adjusting the height position of the pushing member, and a pushing cylinder for horizontally moving the pushing member to push the bars into the chamfering device, and the pushing member is arranged directly above the air floating guide rail. The pushing member can be lowered to the same height as the bars on the air floating guide rail by the height adjusting cylinder, and the bars are pushed into the chamfering device by the pushing cylinder.

[0011] In the above-described feeding and discharging device, preferably, the discharging assembly includes a collecting disc, a discharging clamp assembly for taking the bars from the chamfering device, and an inclined discharging transition plate for temporarily storing the bars, a discharging baffle assembly for controlling whether the bars on the inclined discharging transition plate roll into the collecting disc is arranged on the side of the inclined discharging transition plate close to the collecting disc, the inclined discharging transition plate is arranged on the air floating guide rail assembly, and the discharging baffle assembly can move up and down on the side of the inclined discharging transition plate close to the collecting disc. The bars processed by the chamfering device are taken down by the discharging clamp assembly, and then are placed on the inclined discharging transition plate. The discharging baffle assembly is arranged between the inclined discharging transition plate and the collecting disc. When the discharging baffle assembly moves downward, the bars on the inclined discharging transition plate roll into the collecting disc due to gravity.

[0012] Preferably, the unloading gripper assembly comprises an unloading gripper and an unloading guide rail for driving the unloading gripper to move horizontally to adjust the position, and the unloading gripper is arranged above the inclined unloading transition plate.

[0013] Preferably, the unloading device further comprises a positioning assembly for positioning the bar, and the positioning assembly is arranged close to the chamfering device, and the positioning assembly comprises a positioning block fixing seat, a positioning block arranged on the positioning block fixing seat, and a positioning block driving element for extending the positioning block to position the end face of the bar.

[0014] As a general technical concept, the utility model also provides an automatic chamfering system for automatic chamfering of a bar, which comprises a chamfering device and the above-mentioned unloading device, and the chamfering device comprises a clamping assembly for clamping the bar and a chamfering assembly for chamfering the end of the bar, and the clamping assembly is movably arranged beside the unloading device and the chamfering assembly.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The unloading device of the utility model realizes smooth feeding without friction and vibration by arranging the air floating guide rail, effectively reduces the contact type wear of the product (such as the hard alloy bar) and the guide rail, thereby avoiding scratching the appearance of the product, meeting the market demand of high-end precision grinding products, and the guide rail is not easy to wear, reduces the replacement frequency of the guide rail, reduces the replacement cost, the device structure is simple and compact, convenient to process and manufacture, has high cost performance, and is suitable for batch promotion. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0018] Figure 1 Figure 1 is a schematic diagram of the overall structure of the feeding and discharging device for automatic chamfering of a bar;

[0019] Figure 2 Figure 2 is a schematic diagram of the overall structure of the feeding and discharging device for automatic chamfering of a bar from another perspective;

[0020] Figure 3 Figure 3 is a front view of the overall structure of the feeding and discharging device for automatic chamfering of a bar;

[0021] Figure 4 Figure 4 is a schematic diagram of the partial structure of the feeding and discharging device for automatic chamfering of a bar;

[0022] Figure 5 Figure 5 is a right view of the partial structure of the feeding and discharging device for automatic chamfering of a bar;

[0023] Figure 6 Figure 6 is a perspective view of the structure of the air floating guide rail of the feeding and discharging device for automatic chamfering of a bar.

[0024] Figure 7 is a legend

[0025] 11, air floating guide rail; 12, feeding base; 13, guide rail base; 14, guide rail driving member; 15, guide rail height adjusting member; 16, guide rail air inlet; 17, guide rail oil return port; 18, guide rail organ cover; 21, inclined feeding tray; 22, inclined feeding push plate; 23, feeding cylinder; 24, feeding transition plate; 25, feeding push plate adjusting member; 31, pushing member; 32, height adjusting cylinder; 33, pushing cylinder; 41, collecting tray; 42, inclined discharging transition plate; 43, discharging clamping jaw; 44, discharging guide rail; 45, discharging lifting baffle; 46, discharging baffle driving member; 47, collecting angle adjusting member; 51, positioning block fixing seat; 52, positioning block; 53, positioning block driving member; 61, water collecting tray; 62, drag chain fixing plate; 63, feeding drag chain. DETAILED DESCRIPTION

[0026] In order to facilitate the understanding of the present application, the following will combine the description of the drawings and the preferred embodiments to make a more comprehensive and detailed description of the present application, but the protection scope of the present application is not limited to the following specific embodiments.

[0027] It should be particularly noted that when a certain element is described as being "fixed to, connected to, or communicated to" another element, it can be directly fixed, connected or communicated to the other element, or indirectly fixed, connected or communicated to the other element through other intermediate connecting elements.

[0028] Unless otherwise defined, all terms used in the description, including technical terms, scientific terms, common terms, trade names and the like are to be interpreted as is customary in the art. The professional terms used in the present application are only for the purpose of describing the specific embodiments and are not intended to limit the scope of protection of the present application.

[0029] Unless otherwise specified, various raw materials, reagents, instruments and equipment used in the present application can be purchased from the market or prepared by existing methods.

[0030] Embodiment:

[0031] As shown in Figures 1 to 6 The feeding and discharging device for automatic chamfering of bars of the present embodiment comprises a gas float guide rail assembly for feeding the chamfering processing equipment, and the gas float guide rail assembly comprises a gas float guide rail 11 for keeping the bars in a suspended state.

[0032] In the present embodiment, the gas float guide rail 11 is a V-shaped guide rail, and a guide rail air inlet 16 is arranged on the outer side of the gas float guide rail 11. The guide rail air inlet 16 is connected with an air inlet mechanism, and a plurality of air outlets are arranged at intervals at the inner side corner of the gas float guide rail 11. Compressed air is uniformly distributed in the guide rail through the gas float circuit inside the gas float guide rail 11, so that the bars are suspended in the gas float guide rail 11 and do not contact the V-shaped guide rail. In other embodiments, the gas float guide rail 11 can be a U-shaped guide rail, etc., and the gas float circuit is arranged according to the actual situation.

[0033] In the present embodiment, the gas float guide rail assembly further comprises a feeding base 12, a guide rail base 13, and a guide rail driving member 14 for driving the guide rail base 13 to slide on the feeding base 12 to approach the chamfering processing equipment. The guide rail base 13 is slidingly arranged on the feeding base 12, and the gas float guide rail 11 is arranged on the guide rail base 13.

[0034] In the present embodiment, the gas float guide rail 11 is provided with a guide rail oil return port 17 for collecting and returning the grinding oil on the product. The feeding base 12 is provided with a guide rail organ protective cover 18 for enhancing the protection of the equipment.

[0035] In the present embodiment, the gas float guide rail 11 is arranged on the guide rail base 13 through a guide rail height adjusting member 15 for adjusting the height of the gas float guide rail 11.

[0036] In the present embodiment, it further comprises a feeding assembly for feeding the gas float guide rail 11, a pushing assembly for pushing the bars on the gas float guide rail 11 into the chamfering processing equipment, and a discharging assembly for discharging from the chamfering processing equipment. The feeding assembly and the discharging assembly are arranged on both sides of the gas float guide rail 11, and the pushing assembly is arranged above the gas float guide rail 11.

[0037] In the embodiment, the feeding assembly comprises an inclined feeding tray 21 for batch placing of the rods and an inclined feeding push plate 22 for the rods on the inclined feeding tray 21 to fall one by one, the side of the inclined feeding push plate 22 away from the inclined feeding tray 21 is provided with a feeding transition plate 24, the feeding transition plate 24 is above the side of the air floating guide rail 11, and the inclined feeding push plate 22 is provided with a feeding cylinder 23 for driving the inclined feeding push plate 22 to move up and down.

[0038] In the embodiment, when the top of the inclined feeding push plate 22 moves down to the position below the inclined feeding tray 21 to form a long groove, a single rod can just roll into the long groove, and then the inclined feeding push plate 22 is pushed out by the feeding cylinder 23 to push the rod to the feeding transition plate 24, since the top of the inclined feeding push plate 22 and the feeding transition plate 24 are both inclined to the side of the air floating guide rail 11, the rod pushed out can roll into the air floating guide rail 11 by gravity.

[0039] In the embodiment, the side of the feeding transition plate 24 close to the inclined feeding tray 21 is provided with a plurality of vertical grooves, the inclined feeding push plate 22 is provided with a plurality of protrusions matched with the grooves, and the position of the inclined feeding push plate 22 can be adjusted by a feeding push plate adjusting member 25 on one side of the inclined feeding push plate 22, so as to realize quick switching of different product processing.

[0040] In the embodiment, the pushing assembly comprises a pushing member 31, a height adjusting cylinder 32 for adjusting the height position of the pushing member 31, and a pushing cylinder 33 for horizontally moving the pushing member 31 to push the rod into the chamfering processing equipment, and the pushing member 31 is arranged directly above the air floating guide rail 11.

[0041] In the embodiment, the discharging assembly comprises a receiving tray 41, a discharging clamp jaw assembly for taking the rod from the chamfering processing equipment, and an inclined discharging transition plate 42 for temporarily storing the rod, the side of the inclined discharging transition plate 42 close to the receiving tray 41 is provided with a discharging baffle assembly for controlling whether the rod on the inclined discharging transition plate 42 rolls to the receiving tray 41, the inclined discharging transition plate 42 is arranged on the air floating guide rail assembly, and the discharging baffle assembly is arranged on the side of the inclined discharging transition plate 42 close to the receiving tray 41 and can move up and down.

[0042] In the embodiment, the discharging clamp jaw assembly comprises a discharging clamp jaw 43 and a discharging guide rail 44 for horizontally moving the discharging clamp jaw 43 to adjust the position, and the discharging clamp jaw 43 is arranged above the inclined discharging transition plate 42; the discharging baffle assembly comprises a discharging lifting baffle 45 and a discharging baffle driving member 46 for moving the discharging lifting baffle 45 up and down.

[0043] In the embodiment, the inclined blanking transition plate 42 is fixed to one side of the air floating guide rail assembly, a blanking baffle driving element 46 is arranged below the inclined blanking transition plate 42, the blanking lifting baffle 45 can be a Z-shaped plate, the upper part of the Z-shaped plate is arranged above the material collecting disc 41, the bottom of the Z-shaped plate is connected with the blanking baffle driving element 46, the blanking baffle driving element 46 can push the Z-shaped plate to move downward, so that the bars on the inclined blanking transition plate 42 are not blocked by the Z-shaped plate and roll into the material collecting disc 41 under the action of gravity.

[0044] In the embodiment, a material collecting angle adjusting element 47 is arranged below the material collecting disc 41, the material collecting angle adjusting element 47 includes a material collecting angle adjusting screw and a material collecting angle adjusting spanner, the buffer angle of the material collecting disc 41 can be adjusted arbitrarily through the material collecting angle adjusting element 47, so as to prevent the mutual collision of the products when rolling.

[0045] In the embodiment, a water receiving disc 61 is arranged below the air floating guide rail assembly.

[0046] In the embodiment, a drag chain fixing plate 62 and a feeding drag chain 63 are arranged at one side of the air floating guide rail assembly, so as to effectively ensure the reasonable wiring and protection of the cable.

[0047] In the embodiment, a positioning assembly for positioning the bars is further included, the positioning assembly is arranged close to the chamfering device, the positioning assembly includes a positioning block fixing seat 51, a positioning block 52 arranged on the positioning block fixing seat 51 and a positioning block driving element 53 for extending the positioning block 52 to position the end face of the bar.

[0048] The automatic chamfering system for the bar automatic chamfering in the embodiment includes the chamfering device and the feeding and discharging device, the chamfering device includes a clamping assembly for clamping the bar and a chamfering assembly for chamfering the end of the bar, the clamping assembly is movably arranged beside the feeding and discharging device and the chamfering assembly.

[0049] In the embodiment, the guide rail, the air cylinder and the driving element can be the conventional devices.

[0050] In the embodiment, the clamping assembly and the chamfering assembly can be the conventional devices in the prior art.

[0051] In the embodiment, the rod can be a cemented carbide rod, and in other embodiments, the rod can also be other types of products. Taking the cemented carbide rod as an example, the more specific steps can be as follows: after starting, first, the cemented carbide rods to be chamfered are placed in the inclined feeding tray 21 in batches, at this time, the inclined feeding push plate 22 is located below the inclined feeding tray 21, a single cemented carbide rod to be chamfered rolls on the top of the inclined feeding push plate 22, the inclined feeding push plate 22 is driven upward by the feeding cylinder 23, so that the cemented carbide rod is pushed onto the feeding transition plate 24, and then falls into the air floating guide rail 11 (the air floating has been turned on), at this time, the guide rail driving member 14 drives the guide rail base 13 to move close to the clamping assembly, the pushing member 31 is lowered to the rear of the air floating guide rail 11 by the height adjusting cylinder 32, and then the cemented carbide rod to be chamfered is inserted into the clamping position of the clamping assembly by the pushing cylinder 33, after being inserted, the air floating guide rail assembly and the pushing assembly return to the initial position, the clamping assembly moves to the positioning assembly, the positioning block 52 extends out by the positioning block driving member 53, and the cemented carbide rod to be chamfered is pushed into the fixed position, the clamping assembly moves the cemented carbide rod in the fixed position to the chamfering processing assembly to perform chamfering processing, that is, the feeding and processing of the first cemented carbide rod are completed, and a second cemented carbide rod can be fed into the air floating guide rail 11 during the processing. When the first cemented carbide rod is processed, the clamping assembly moves the processed cemented carbide rod to the discharging assembly, the air floating guide rail assembly approaches the clamping assembly to receive the processed cemented carbide rod, the discharging clamping jaw 43 clamps out the processed cemented carbide rod by the discharging guide rail 44, and after being retracted, the cemented carbide rod is placed on the inclined discharging transition plate 42, at this time, a second cemented carbide rod can be fed to the clamping assembly by the above feeding mode, then the air floating guide rail assembly retreats to the collecting tray 41, the discharging lifting baffle 45 is lowered by the discharging baffle driving member 46, and the cemented carbide rod rolls into the collecting tray 41, that is, the discharging of the first cemented carbide rod is completed. The above process is repeated to complete the chamfering processing of multiple cemented carbide rods. The above processing process is fully automatic, and the whole process realizes smooth feeding without friction and vibration, effectively reduces the contact type wear of the product and the guide rail, and avoids scratching the appearance of the product.

[0052] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can be variously changed and modified. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A loading and unloading device for automatic chamfering of bar stock, characterized in that, Includes an air-bearing guide rail assembly for feeding into a chamfering processing equipment, the air-bearing guide rail assembly including an air-bearing guide rail (11) for keeping the bar in a suspended state. The air-bearing guide rail assembly also includes a loading base (12), a guide rail base (13), and a guide rail drive (14) for driving the guide rail base (13) to slide on the loading base (12) to approach the chamfering processing equipment. The guide rail base (13) is slidably disposed on the loading base (12), and the air-bearing guide rail (11) is disposed on the guide rail base (13).

2. The loading and unloading device according to claim 1, characterized in that, The air-bearing guide rail (11) is mounted on the guide rail base (13) via a guide rail height adjustment component (15) for adjusting the height of the air-bearing guide rail (11).

3. The loading and unloading device according to claim 1 or 2, characterized in that, It also includes a feeding assembly for feeding material to the air-float guide rail (11), a pushing assembly for pushing the bar on the air-float guide rail (11) into the chamfering processing equipment, and a unloading assembly for unloading material from the chamfering processing equipment. The feeding assembly and the unloading assembly are located on both sides of the air-float guide rail (11), and the pushing assembly is located above the air-float guide rail (11).

4. The loading and unloading device according to claim 3, characterized in that, The feeding assembly includes an inclined feeding tray (21) for batch placement of bars and an inclined feeding pusher (22) for the bars on the inclined feeding tray (21) to fall one by one. The inclined feeding pusher (22) has a feeding transition plate (24) on the side away from the inclined feeding tray (21). The feeding transition plate (24) is located above the side of the air flotation guide rail (11). The inclined feeding pusher (22) is provided with a feeding cylinder (23) for driving it to move up and down.

5. The loading and unloading device according to claim 3, characterized in that, The pushing assembly includes a pushing component (31), a height adjusting cylinder (32) for adjusting the height position of the pushing component (31), and a pushing cylinder (33) for moving the pushing component (31) horizontally to push the bar into the chamfering processing equipment. The pushing component (31) is located directly above the air-bearing guide rail (11).

6. The loading and unloading device according to claim 3, characterized in that, The feeding assembly includes a receiving tray (41), a feeding gripper assembly for picking up material from the chamfering processing equipment, and an inclined feeding transition plate (42) for temporarily storing the bar stock. The inclined feeding transition plate (42) is provided with a feeding baffle assembly on the side near the receiving tray (41) for controlling whether the bar stock on the inclined feeding transition plate (42) rolls down to the receiving tray (41). The inclined feeding transition plate (42) is provided on the air flotation guide rail assembly. The feeding baffle assembly is provided on the side of the inclined feeding transition plate (42) near the receiving tray (41) and can move up and down.

7. The loading and unloading device according to claim 6, characterized in that, The unloading gripper assembly includes an unloading gripper (43) and an unloading guide rail (44) for driving the unloading gripper (43) to move horizontally and adjust its position. The unloading gripper (43) is located above the inclined unloading transition plate (42). The unloading baffle assembly includes an unloading lifting baffle (45) and an unloading baffle drive (46) for driving the unloading lifting baffle (45) to move up and down.

8. The loading and unloading device according to claim 3, characterized in that, It also includes a positioning component for positioning the bar, the positioning component being disposed near the chamfering processing equipment, the positioning component including a positioning block fixing seat (51), a positioning block (52) disposed on the positioning block fixing seat (51), and a positioning block drive (53) for extending the positioning block (52) to position the end face of the bar.

9. An automatic chamfering system for bars, characterized in that, The invention includes a chamfering processing device and a loading / unloading device according to any one of claims 3-8. The chamfering processing device includes a clamping component for clamping the bar and a chamfering processing component for chamfering the end of the bar. The clamping component is movably disposed next to the loading / unloading device and the chamfering processing component.

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