A multi-station rotary steel barrel inner cavity grinding device

Abstract

The present invention discloses a multi-station rotary steel barrel inner cavity grinding device to reduce the floor space and improve production efficiency. It includes an upper and lower barrel unit, a barrel rotation drive unit, a barrel clamping unit, a barrel rotation drive unit and a barrel inner cavity grinding unit installed on a main frame. The barrel rotation drive unit includes a rotary motor, a rotary transmission mechanism, a rotary driving gear, a rotary gear ring, a rotary circle, a rotary bracket and a rotary shaft, and the rotary gear ring, the rotary circle and the rotary shaft are concentric; the barrel clamping unit includes multiple groups of barrel clamping mechanisms; the barrel inner cavity grinding unit includes a shifting trailer, a trailer shifting drive mechanism and multiple groups of grinding mechanisms with the same number as the barrel clamping mechanism; the center line of the barrel determined by each group of barrel clamping mechanisms and the barrel center line determined by the highest point of the upper barrel of the upper and lower barrel units are located at the equally divided points of the concentric circles of the rotary gear ring. The device is provided with multiple steel barrel inner cavity grinding stations on the same circumference, and upper and lower barrel stations are provided, which greatly reduces the floor space.

Description

Technical Field

[0001] The present invention relates to the technical field of steel drum renovation, and more specifically to a multi-station rotary steel drum inner cavity grinding device. Background Art

[0002] When the steel drum refurbishment line is actually in production, it can use single process production or fully automatic production line in series. When single process production (inner cavity grinding) is used, the processing time does not need to be considered, but the entire equipment is very long and occupies a large area; when it is connected in series with the fully automatic production line, the steel drums are polished one by one in order, which increases the total processing time of the entire production line and reduces production efficiency. Summary of the invention

[0003] The present invention aims at solving the technical defects in the prior art and provides a multi-station rotary steel barrel inner cavity grinding device to reduce the floor space and improve the production efficiency.

[0004] The technical solution adopted to achieve the purpose of the present invention is:

[0005] A multi-station rotary steel barrel inner cavity grinding device comprises an upper and lower barrel unit, a barrel rotary drive unit, a barrel clamping unit, a barrel rotation drive unit and a barrel inner cavity grinding unit installed on a main frame;

[0006] The barrel rotation drive unit includes a rotary motor, a rotary transmission mechanism, a rotary driving gear, a rotary ring gear, a rotary circle, a rotary bracket and a rotary shaft, wherein the rotary ring gear, the rotary circle and the rotary shaft are concentric; the output shaft of the rotary motor is connected to the rotary driving gear through the rotary transmission mechanism, the rotary driving gear is meshed with the rotary ring gear, and the rotary ring gear is fixedly connected to the rotary circle and the rotary bracket;

[0007] The barrel rotation driving unit comprises a barrel rotation driving motor, a coupling, and a barrel rotation driving gear. The output end of the barrel rotation driving motor is fixedly connected to the barrel rotation driving gear through the coupling; the coupling is rollingly connected to the rotating shaft;

[0008] The barrel unit comprises a plurality of barrel mechanisms, and a rotating member in each barrel mechanism is provided with a rotating fixed sleeve on the outside through a rolling connection, and the rotating fixed sleeve in each barrel mechanism is respectively fixedly connected to the rotating circle, the rotating bracket and the rotating shaft;

[0009] The rotating parts in each group of the barrel clamping mechanism are respectively fixedly connected with barrel rotation driven gears, and each barrel rotation driven gear is respectively meshed with the barrel rotation driving gear; the side of each barrel rotation driven gear is respectively provided with an end face clutch; the end face clutch is key-connected with the rotating parts in the barrel clamping mechanism, and the end face clutch is driven by a clutch driving mechanism to realize the connection or separation of the end face clutch and the barrel rotation driven gear; the clutch driving mechanism is installed on the slewing bracket;

[0010] The barrel inner cavity grinding unit comprises a shifting trailer, a trailer shifting driving mechanism and a plurality of grinding mechanisms of the same number as the barrel clamping mechanism; each group of the grinding mechanisms corresponds to a group of the barrel clamping mechanism; each group of the grinding mechanisms comprises a brush assembly and a grinding rotation driving motor, the brush assembly is connected to the grinding rotation driving motor through a grinding transmission mechanism, a plurality of groups of the grinding mechanisms are installed on the shifting trailer, and the shifting trailer driving mechanism is connected to the shifting trailer to drive the shifting trailer to move;

[0011] After the combination, the center line of the barrel determined by each group of the barrel clamping mechanisms and the center line of the barrel determined by the highest point of the upper barrel of the upper and lower barrel units are located on the bisector of the concentric circles of the rotating gear ring.

[0012] Each group of the barrel mechanism includes a clamping rod, a sleeve, a claw driving mechanism, a plurality of claws and connecting bodies with the same number as the claws, each of the claws is hinged to the corresponding movable connecting body, and each of the connecting bodies is fixedly connected to the end of the sleeve; the end of the clamping rod is rotatably connected to a connecting disk, and the plurality of claws are hinged to the connecting disk; the rotating fixed sleeve is installed on the outside of the sleeve and is rollingly connected to the sleeve; the claw driving mechanism is fixedly connected to the clamping rod; and the end face clutch is key-connected to the sleeve.

[0013] The upper and lower barrel units include a shifting drive mechanism, a lifting drive mechanism, a shifting frame, a barrel supporting frame and a barrel shifting mechanism, wherein the barrel shifting mechanism and the lifting drive mechanism are respectively installed on the shifting frame; the shifting drive mechanism drives the shifting frame to move, and the lifting drive mechanism drives the barrel supporting frame to rise and fall; the shifting frame is installed on the main frame through a slidingly matched shifting guide wheel and a shifting guide rail.

[0014] The clutch drive mechanism includes a clutch driver and a first shift fork, wherein the clutch driver is connected to the first shift fork, and the clutch driver drives the first shift fork to achieve connection or separation between the sleeve and the barrel rotating driven gear; the clutch driver is a pneumatic driver or a hydraulic driver.

[0015] The barrel shifting mechanism comprises a second shifting fork and a barrel shifting driver, wherein the barrel shifting driver is connected to the second shifting fork to drive the second shifting fork to move; the barrel shifting driver is a pneumatic driver or a hydraulic driver.

[0016] The connecting assembly consists of a plurality of connecting plates and connecting bolts.

[0017] The brush assembly includes a brush plate, a brush rod and a fixed sleeve, wherein the brush rod is rollingly connected to the fixed sleeve; the fixed sleeve is fixedly installed on the shift trailer; one end of the brush rod is connected to the brush plate, and the other end is connected to the grinding rotation drive motor through the grinding transmission mechanism.

[0018] The shifting trailer is connected to the main frame through matching grinding guide wheels and grinding guide rails.

[0019] The trailer shifting drive mechanism includes a shifting drive motor, a shifting transmission shaft, a shifting transmission mechanism, a rack mounted on the main frame, and a shifting gear mounted on the shifting transmission shaft. The shifting transmission shaft is mounted on the shifting trailer, and the shifting gear is meshed with the rack. The shifting drive motor is connected to the shifting transmission shaft through the shifting transmission mechanism.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The multi-station rotary steel drum inner cavity grinding device of the present invention is combined through reasonable structural design, and multiple steel drum inner cavity grinding stations are arranged on the same circumference, and upper and lower drum stations are provided. The number of stations arranged in the three-dimensional space is large, which greatly reduces the floor space. At the same time, it can improve production efficiency.

[0022] 2. The multi-station rotary steel barrel inner cavity grinding device of the present invention is connected in parallel with the fully automatic production line, which can shorten the total processing time and greatly improve the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The figure shows a front view of the multi-station rotary steel barrel inner cavity grinding device of the present invention;

[0024] Figure 2 The figure shows a left side view of the multi-station rotary steel barrel inner cavity grinding device of the present invention;

[0025] Figure 3 The figure shows a K-direction view of the multi-station rotary steel barrel inner cavity grinding device of the present invention;

[0026] Figure 4 The figure shows the ZZ view of the multi-station rotary steel barrel inner cavity grinding device of the present invention. DETAILED DESCRIPTION

[0027] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments.

[0028] The structural schematic diagram of the multi-station rotary steel barrel inner cavity grinding device of the present invention is as follows Figure 1-Figure 4 As shown, it includes an upper and lower barrel unit, a barrel rotation drive unit, a barrel clamping unit, a barrel rotation drive unit and a barrel inner cavity polishing unit installed on a main frame 16.

[0029] The barrel rotation drive unit includes a rotary motor 10, a rotary transmission mechanism, a rotary driving gear 12, a rotary ring gear 11, a rotary ring 13 rotary bracket 18 and a rotary shaft 17, wherein the rotary ring gear 11, the rotary ring 13 and the rotary shaft 17 are concentric. The output shaft of the rotary motor 10 is connected to the rotary driving gear 12 through the rotary transmission mechanism, the rotary driving gear 12 is meshed with the rotary ring gear 11, and the rotary ring gear 11 is fixedly connected to the rotary ring 13. When the rotary motor 10 is started, the rotary driving gear 12, the rotary ring gear 11 and the rotary ring 13 are driven to rotate through the rotary transmission mechanism.

[0030] The barrel rotation driving unit includes a barrel rotation driving motor 14, a coupling 15, and a barrel rotation driving gear 19. The output end of the barrel rotation driving motor 14 is fixedly connected to the barrel rotation driving gear 19 through the coupling 15; the coupling 15 is rollingly connected to the rotating shaft 17.

[0031] The barrel unit includes multiple barrel mechanisms, and a rotating fixed sleeve 28 is provided on the outside of the rotating parts of each barrel mechanism through a rolling connection. The rotating fixed sleeve 28 in each barrel mechanism is fixedly connected to the rotating circle 13, the rotating bracket 18 and the rotating shaft 17 respectively.

[0032] The rotating parts in each group of the barrel clamping mechanism are respectively fixedly connected with barrel rotation driven gears 24, and each barrel rotation driven gear 24 is respectively meshed with the barrel rotation driving gear 19. An end face clutch 23 is respectively arranged on the side of each barrel rotation driven gear 24. The end face clutch 23 is key-connected with the rotating parts in the barrel clamping mechanism, and the end face clutch 23 is driven by a clutch driving mechanism to realize the connection or separation of the end face clutch 23 and the barrel rotation driven gear 24. The clutch driving mechanism is installed on the slewing bracket 18.

[0033] The barrel inner cavity polishing unit includes a shifting trolley 36, a trolley shifting driving mechanism, and a plurality of groups of polishing mechanisms having the same number as the barrel clamping mechanism. Each group of the polishing mechanisms corresponds to a group of the barrel clamping mechanism. Each group of the polishing mechanisms includes a brush assembly and a polishing rotation driving motor 44, the brush assembly is connected to the polishing rotation driving motor 44 through a polishing transmission mechanism 35, and a plurality of groups of the polishing mechanisms are installed on the shifting trolley 36, and the shifting trolley driving mechanism is connected to the shifting trolley 36 to drive the shifting trolley to move.

[0034] After assembly, the center line of the barrel determined by each group of the barrel clamping mechanism and the barrel center line determined by the highest point of the barrel on the upper and lower barrel units are located at the equal points of the concentric circles of the rotating gear ring 11. That is, each equal point of the concentric circles of the rotating gear ring 11 is the position of a workstation. Taking the four equal divisions as an example, the barrel clamping unit is set as follows Figure 2 As shown, the lowest dividing point is the upper and lower barrel station A, and the other three dividing points are the barrel clamping stations B1, B2 and B3. The barrel inner cavity grinding unit is set as shown in Figure 4 As shown, three barrel brushing mechanisms C1, C2, and C3 are provided corresponding to each barrel clamping mechanism.

[0035] The rotating parts in the barrel mechanism are determined according to the different types of clamps used. In this embodiment, each group of the barrel mechanism includes a clamping rod 21, a sleeve 27, a claw driving mechanism 20, a plurality of claws 30 and a connecting body 29 with the same number of claws, each of which is hinged to a corresponding movable connecting body 29, and each of which is fixedly connected to the end of the sleeve 27. The end of the clamping rod 21 is rotatably connected to a connecting disk, and a plurality of claws 30 are hinged to the connecting disk. The rotating fixed sleeve 28 is installed on the outside of the sleeve 27 and is rollingly connected to the sleeve 27 through a bearing 26. The claw driving mechanism 20 is fixedly connected to the clamping rod 21; the end face clutch 23 is key-connected to the sleeve 27. The claw driving mechanism 20 can be a cylinder or an oil cylinder.

[0036] The upper and lower barrel units include a shift drive mechanism 4, a lifting drive mechanism 2, a shift frame 1, a barrel support frame 5 and a barrel shifting mechanism, and the barrel shifting mechanism and the lifting drive mechanism 2 are respectively installed on the shift frame 1. The shift drive mechanism 4 is connected to the shift frame 1 through a connecting member 3 to drive the shift frame 1 to move, and the lifting drive mechanism 2 drives the barrel support frame 5 to rise and fall. The shift frame 1 is installed on the main frame through a slidingly matched shift guide wheel 6 and a shift guide rail 7. In this embodiment, the shift drive mechanism 4 and the lifting drive mechanism 2 adopt a pneumatic drive mechanism or a hydraulic drive mechanism, and a cylinder or an oil cylinder can be used. The shift drive mechanism 4 works to drive the moving frame 1 to move forward and backward to put the upper and lower barrels in place. The lifting drive mechanism 2 works to make the barrels rise and fall to put the upper and lower barrels in place. The barrel shifting mechanism works to put the upper barrel in place accurately.

[0037] The clutch drive mechanism can adopt the structure of the prior art. In this embodiment, the clutch drive mechanism includes a clutch driver 22 and a first fork 25. The clutch driver 22 is connected to the first fork 25. The clutch driver 22 drives the first fork 25 to move to achieve the connection or separation of the end face clutch 23 and the barrel rotation driven gear 24. The clutch driver 22 is a pneumatic driver or a hydraulic driver.

[0038] The barrel shifting mechanism comprises a second shifting fork 8 and a barrel shifting driver 9, wherein the barrel shifting driver 9 is connected to the second shifting fork 8 to drive the second shifting fork 8 to move. The barrel shifting driver is a pneumatic driver or a hydraulic driver. The movement of the barrel shifting driver drives the second shifting fork to send the barrel into the claw of the barrel clamping mechanism.

[0039] The grinding mechanism can adopt the grinding mechanism commonly used in the existing steel drum refurbishment processing field. In this embodiment, the brush assembly includes a brush plate 31, a brush rod 32 and a fixed sleeve 33, and the brush rod 32 and the fixed sleeve 33 are rollingly connected through two sets of front and rear bearings 34. The fixed sleeve 33 is fixedly installed on the shift trailer 36; one end of the brush rod 32 is fixedly connected to the brush plate 31, and the other end is connected to the grinding rotation drive motor 44 through the grinding transmission mechanism 35. In this embodiment, the grinding transmission mechanism 35 adopts a belt transmission mechanism or a chain transmission mechanism.

[0040] The shifting trolley 36 is connected to the main frame via matching grinding guide wheels 40 and grinding guide rails 41 .

[0041] In this embodiment, the trailer shift drive mechanism includes a shift drive motor 37, a shift transmission shaft 43, a shift transmission mechanism 39, a rack 42 mounted on the main frame, and a shift gear 45 mounted on the shift transmission shaft 43. The shift transmission shaft 43 is mounted on the shift trailer 36 through a bearing seat 38, and the shift gear 45 is meshed with the rack 42. The shift drive motor 37 is connected to the shift transmission shaft 43 through the shift transmission mechanism 39. The shift drive motor 37 drives the shift transmission shaft 43 and the shift gear 45 thereon to rotate through the shift transmission mechanism 39, and drives the shift gear 45 to drive the shift trailer 36 to move along the rack 42.

[0042] When in use, the steel barrel processed in the previous process is placed on the barrel support rack 5 of the upper and lower barrel units, the shift drive mechanism 4 is activated, driving the shift rack and the barrel support rack and the lifting drive mechanism thereon to move together, and the steel barrel is sent to the upper barrel station, the lifting drive mechanism 2 is activated to lift the barrel, and the barrel shifting drive mechanism is activated to send the barrel to the barrel clamping point. The claw drive mechanism 20 is activated to drive the clamping rod 21 and the connecting plate and claw 30 connected thereto to move and grasp the steel barrel. At this time, the end face clutch 23 is in a disengaged state from the barrel rotating driven gear 24. The barrel rotating motor 10 is started to drive the rotating driving gear 12, the gear ring 11, the rotating circle 13 and the rotating bracket 18, and the rotating fixed sleeve 28, the barrel clamping mechanism, and the barrel rotating driven gear 24 are driven to rotate around the rotating axis to the processing station through the rotating circle 13 and the rotating bracket 18. The clutch drive mechanism is activated to drive the end face clutch 23 to connect with the barrel rotating driven gear 24. Start the barrel rotation drive motor 14, and drive the barrel rotation driving gear 19 through the coupling 15, thereby driving the barrel rotation driven gear 24 and the end face clutch 23. The end face clutch 23 drives the sleeve 27, the claw 30 and the barrel to rotate through the key connected to the sleeve. The shift drive motor 37 drives the shift transmission shaft 43 and the shift gear 45 thereon to rotate through the shift transmission mechanism 39, and drives the shift gear 45 to drive the shift trailer 36 to move along the rack 42. At the same time, the brush assembly on the shift trailer is driven to move together, and the brush head enters the steel barrel to grind the inner wall of the steel barrel. After the grinding is completed, the shift drive motor reverses to drive the brush assembly on the shift trailer to withdraw from the barrel. Afterwards, the clutch drive mechanism drives the end face clutch 23 to separate from the barrel rotation driven gear 24. The barrel rotating motor 10 of the barrel rotating driving unit starts to drive the rotating driving gear 12, the gear ring 11, the rotating circle 13 and the rotating bracket 18, and drives the rotating fixed sleeve 28, the barrel clamping mechanism, and the barrel rotating driven gear 24 to rotate around the rotating axis to the next processing station through the rotating circle 13 and the rotating bracket 18. After rotation, the steel barrel at the lowest processing station is aligned with the barrel support rack of the upper and lower barrel units, and the claw driving mechanism is actuated to release the barrel and drop it onto the barrel support rack. The shift driving mechanism 4 is actuated to drive the shift rack and the barrel support rack, the lifting driving mechanism, and the barrel on it to move together to realize the lowering of the barrel. The above process is repeated continuously to complete the grinding of the inner wall of the steel barrel.

[0043] The inner cavity grinding device of the present invention adopts a rotary design, so that a large number of workstations are arranged in a three-dimensional space, thereby reducing the floor space. By connecting the multi-station rotary steel barrel inner cavity grinding device in parallel with the fully automatic production line, the total production time can be shortened and the labor efficiency can be improved.

[0044] The above is only a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A multi-station rotary steel barrel inner cavity grinding device, characterized in that: It includes upper and lower barrel units, barrel rotation drive unit, barrel clamping unit, barrel rotation drive unit and barrel inner cavity grinding unit installed on the main frame; The barrel rotation drive unit includes a rotary motor, a rotary transmission mechanism, a rotary driving gear, a rotary ring gear, a rotary circle, a rotary bracket and a rotary shaft, wherein the rotary ring gear, the rotary circle and the rotary shaft are concentric; the output shaft of the rotary motor is connected to the rotary driving gear through the rotary transmission mechanism, the rotary driving gear is meshed with the rotary ring gear, and the rotary ring gear is fixedly connected to the rotary circle and the rotary bracket; The barrel rotation driving unit comprises a barrel rotation driving motor, a coupling, and a barrel rotation driving gear. The output end of the barrel rotation driving motor is fixedly connected to the barrel rotation driving gear through the coupling; the coupling is rollingly connected to the rotating shaft; The barrel unit comprises a plurality of barrel mechanisms, and a rotating member in each barrel mechanism is provided with a rotating fixed sleeve on the outside through a rolling connection, and the rotating fixed sleeve in each barrel mechanism is respectively fixedly connected to the rotating circle, the rotating bracket and the rotating shaft; The rotating parts in each group of the barrel clamping mechanism are respectively fixedly connected with barrel rotation driven gears, and each barrel rotation driven gear is respectively meshed with the barrel rotation driving gear; the side of each barrel rotation driven gear is respectively provided with an end face clutch; the end face clutch is key-connected with the rotating parts in the barrel clamping mechanism, and the end face clutch is driven by a clutch driving mechanism to realize the connection or separation of the end face clutch and the barrel rotation driven gear; the clutch driving mechanism is installed on the slewing bracket; The barrel inner cavity grinding unit comprises a shifting trailer, a trailer shifting driving mechanism and a plurality of grinding mechanisms of the same number as the barrel clamping mechanism; each group of the grinding mechanisms corresponds to a group of the barrel clamping mechanism; each group of the grinding mechanisms comprises a brush assembly and a grinding rotation driving motor, the brush assembly is connected to the grinding rotation driving motor through a grinding transmission mechanism, a plurality of groups of the grinding mechanisms are installed on the shifting trailer, and the shifting trailer driving mechanism is connected to the shifting trailer to drive the shifting trailer to move; After the combination, the center line of the barrel determined by each group of the barrel clamping mechanism and the center line of the barrel determined by the highest point of the upper barrel of the upper and lower barrel units are located on the bisector of the concentric circle of the rotating gear ring; Each group of the barrel mechanism comprises a clamping rod, a sleeve, a claw driving mechanism, a plurality of claws and a connecting body with the same number of claws, each claw is respectively hinged to the corresponding movable connecting body, and each connecting body is respectively fixedly connected to the end of the sleeve; the end of the clamping rod is rotatably connected to a connecting disk, and the plurality of claws are respectively hinged to the connecting disk; the rotating fixed sleeve is installed on the outside of the sleeve and is rollingly connected to the sleeve; the claw driving mechanism is fixedly connected to the clamping rod; the end face clutch is key-connected to the sleeve; The upper and lower barrel units include a shifting drive mechanism, a lifting drive mechanism, a shifting frame, a barrel supporting frame and a barrel shifting mechanism, wherein the barrel shifting mechanism and the lifting drive mechanism are respectively installed on the shifting frame; the shifting drive mechanism drives the shifting frame to move, and the lifting drive mechanism drives the barrel supporting frame to rise and fall; the shifting frame is installed on the main frame through a slidingly matched shifting guide wheel and a shifting guide rail.

2. The multi-station rotary steel barrel inner cavity grinding device according to claim 1 is characterized in that: The clutch drive mechanism includes a clutch driver and a first shift fork, wherein the clutch driver is connected to the first shift fork, and the clutch driver drives the first shift fork to achieve connection or separation between the sleeve and the barrel rotating driven gear; the clutch driver is a pneumatic driver or a hydraulic driver.

3. The multi-station rotary steel barrel inner cavity grinding device according to claim 1 is characterized in that: The barrel shifting mechanism comprises a second shifting fork and a barrel shifting driver, wherein the barrel shifting driver is connected to the second shifting fork to drive the second shifting fork to move; the barrel shifting driver is a pneumatic driver or a hydraulic driver.

4. The multi-station rotary steel barrel inner cavity grinding device according to claim 1 is characterized in that: The brush assembly includes a brush plate, a brush rod and a fixed sleeve, wherein the brush rod is rollingly connected to the fixed sleeve; the fixed sleeve is fixedly installed on the shift trailer; one end of the brush rod is connected to the brush plate, and the other end is connected to the grinding rotation drive motor through the grinding transmission mechanism.

5. The multi-station rotary steel barrel inner cavity grinding device according to claim 1 is characterized in that: The shifting trailer is connected to the main frame through matching grinding guide wheels and grinding guide rails.

6. The multi-station rotary steel barrel inner cavity grinding device according to claim 1 is characterized in that: The trailer shifting drive mechanism includes a shifting drive motor, a shifting transmission shaft, a shifting transmission mechanism, a rack mounted on the main frame, and a shifting gear mounted on the shifting transmission shaft. The shifting transmission shaft is mounted on the shifting trailer, and the shifting gear is meshed with the rack. The shifting drive motor is connected to the shifting transmission shaft through the shifting transmission mechanism.

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