Inner diameter reaming and necking mechanism for steel drum sealer

Abstract

The utility model relates to the technical field of steel drum sealing processing equipment, in particular to an inner diameter reaming and necking mechanism for a steel drum sealer, which enables the equipment to adapt to iron drums with different diameters through a lifting device, drives the iron drums to rotate through a bearing device, reduces the labor intensity of operators, fixes the positions of the iron drums through a fixing device, and improves the production efficiency. The influence caused by the barrel body shaking machining effect when the iron barrel wall is machined is reduced, and the practicability of the device is improved; comprising a transverse rod, a hydraulic rod, a pressing plate, a telescopic structure and a supporting plate, the hydraulic rod is installed on the upper end face of the transverse rod, the output end of the hydraulic rod penetrates through the upper end face of the transverse rod and extends to the lower side of the transverse rod to be connected with the pressing plate, the telescopic structure is located on the lower side of the transverse rod, and a barrel dragging mechanism is installed on the left end face of the transverse rod and comprises the supporting plate; comprising a lifting device, a bearing device and a fixing device, the lifting device is connected with the cross rod, the bearing device is installed on the lifting device, and the fixing device is installed on the bearing device.

Description

Technical Field

[0001] The utility model relates to the technical field of steel drum sealing processing equipment, in particular to an inner diameter expanding and necking mechanism of a steel drum closure. Background Art

[0002] During the production process of steel drums, when they are connected to the top and bottom of the drum, due to differences in processing accuracy, the inner diameter of the drum body needs to be expanded and necked at both ends. The expansion process is to increase the size of the inner diameter of the drum during the closure period, and the necking process is to reduce the inner diameter of the drum during the closure period, usually by applying pressure to shrink or deform the inner diameter material.

[0003] The Chinese utility model patent with application number CN202223396546.2 in the prior art relates to a steel barrel necking device, which includes a barrel supporting mechanism, a rotating mechanism, a pushing mechanism and a necking mechanism, and can neck the steel barrel without causing deformation near the necking mouth of the steel barrel.

[0004] However, when the above device is used in actual use to process the barrel wall, the barrel body cannot be effectively fixed, and the shaking of the barrel body will affect the processing accuracy of the barrel wall, thereby affecting the subsequent connection and fixation. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a steel drum closure inner diameter expansion and necking mechanism, which enables the equipment to adapt to iron drums of different diameters through a lifting device, drives the iron drum to rotate through a bearing device, reduces the labor intensity of operators, fixes the position of the iron drum through a fixing device, reduces the influence of the barrel body shaking processing effect when processing the iron drum wall, and improves the practicability of the device.

[0006] The utility model discloses an inner diameter expanding and shrinking mechanism for a steel drum closure, comprising a cross bar, a hydraulic rod, a pressure plate, a telescopic structure and a support plate, wherein the hydraulic rod is mounted on the upper end surface of the cross bar, the output end of the hydraulic rod passes through the upper end surface of the cross bar and extends to the lower side of the cross bar and is connected to the pressure plate, the telescopic structure is located at the lower side of the cross bar, a bucket-dragging mechanism is mounted on the left end surface of the cross bar, the bucket-dragging mechanism comprises a support plate; the utility model comprises a lifting device, a bearing device and a fixing device, the lifting device is connected to the cross bar, the bearing device is mounted on the lifting device, and the fixing device is mounted on the bearing device; the lifting device enables the equipment to adapt to iron drums of different diameters, the bearing device drives the iron drum to rotate, thereby reducing the labor intensity of the operator, the fixing device fixes the position of the iron drum, thereby reducing the influence of the barrel body shaking processing effect when processing the iron drum wall, thereby improving the practicability of the device.

[0007] Preferably, the lifting device includes a supporting gantry, a semicircular groove, a lead screw, a bearing, a lifting platform, a nut, a first reduction motor and a processing platform, a supporting gantry is installed on the right part of the upper end surface of the processing platform, a cross bar is installed on the upper part of the left end surface of the supporting gantry, a group of semicircular grooves are respectively opened on the front and rear side walls in the supporting gantry, a group of lead screws are vertically installed in each group of semicircular grooves, the lower parts of the two groups of lead screws are respectively connected to the upper end surface of the processing platform through a group of bearings, the lifting platform is located inside the supporting gantry, the front and rear parts of the lifting platform are respectively connected to the two groups of lead screws through a group of nuts, a group of first reduction motors are respectively installed on the front and rear of the upper end surface of the supporting gantry, the output ends of the two groups of first reduction motors are respectively connected to the two groups of lead screws, and the telescopic structure is installed on the left end surface of the lifting platform; turn on the two groups of first reduction motors, and power is transmitted to the two groups of lead screws respectively, driving the two groups of lead screws to rotate, and the lifting platform is driven to move up and down in the supporting gantry through the cooperation of the lead screw and the nut, thereby changing the height of the telescopic structure, so that the device can adapt to iron barrels of different diameters, thereby improving the practicability of the device.

[0008] Preferably, the supporting device includes a wheel frame, a supporting wheel and a second reduction motor, and a plurality of supporting wheels are installed on the front and rear of the left upper end surface of the processing platform through a group of wheel frames respectively, and the plurality of supporting wheels on the same wheel frame are installed on the same rotating shaft, and a group of second reduction motor is installed on the left end surface of each group of wheel frames, and the output end of the second reduction motor is connected to the rotating shaft on which the supporting wheels are installed; support is provided for the barrel body through the plurality of supporting wheels on the two groups of wheel frames, and power is transmitted to the plurality of supporting wheels connected to each other by turning on the second reduction motor, thereby driving the plurality of supporting wheels to rotate and thereby rotating the barrel body, without the need for manual rotation by the operator, thereby reducing the labor intensity of the operator and improving the practicability of the device.

[0009] Preferably, the fixing device includes an electric cylinder, a limiting platform and limiting wheels. A door-shaped support plate is provided on the left part of the upper end surface of the processing platform. The electric cylinder is installed on the upper end surface of the door-shaped support plate. The movable end of the electric cylinder passes through the upper end surface of the door-shaped support plate and extends to the inside of the door-shaped support plate to be connected with the upper end surface of the limiting platform. Two sets of limiting wheels are installed on the front and rear of the lower end surface of the limiting platform through brackets respectively. After the barrel body is placed on the carrying device, the electric cylinder is controlled to extend to move the limiting platform downward. Multiple sets of limiting wheels on the limiting platform press the barrel body to limit the position of the barrel body, thereby reducing the influence of the shaking of the barrel body on the processing accuracy during processing. The rotation of the barrel body is facilitated by multiple sets of limiting wheels in cooperation with the carrying device to prevent scratches on the surface of the barrel body during rotation, thereby improving the practicability of the device.

[0010] Preferably, a pressure switch is also included, and a pressure switch is connected between the moving end of the electric cylinder and the limit platform; the pressure on the moving end of the electric cylinder is monitored by the pressure switch, and when the pressure switch detects that the pressure on the moving end of the electric cylinder is greater than a preset value, the electric cylinder is controlled to stop extending, preventing deformation of the barrel body due to excessive pressure, thereby improving the protection and practicality of the device.

[0011] Preferably, it also includes multiple groups of reaming steel wheels, multiple groups of rectangular holes are opened on the side of the support plate, and a group of reaming steel wheels are installed in each group of rectangular holes, and the edges of the reaming steel wheels extend to the outside of the support plate; when expanding the iron barrel, the ordinary support plate is replaced with a support plate installed with reaming steel wheels, and the inner wall of the barrel is supported by the multiple groups of reaming steel wheels on the support plate. At the same time, when the barrel body rotates, the support plate is continuously pushed outward by cooperating with the telescopic structure, thereby completing the local reaming treatment of the iron barrel. Compared with the method of directly expanding from the barrel through the support plate, it is more stable and improves the practicality of the device.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the equipment is adapted to iron barrels of different diameters through the lifting device, the iron barrel is driven to rotate through the carrying device, thereby reducing the labor intensity of the operator, and the position of the iron barrel is fixed through the fixing device, thereby reducing the impact of the barrel body shaking processing effect when processing the iron barrel wall, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the first cross-sectional structure of the utility model;

[0015] Figure 3 It is a second cross-sectional structural schematic diagram of the utility model;

[0016] Figure 4 It is a partial enlarged structural schematic diagram of the utility model;

[0017] Figure 5 It is a third cross-sectional structural schematic diagram of the utility model;

[0018] Markings in the attached drawings: 1. cross bar; 2. hydraulic rod; 3. pressure plate; 4. telescopic structure; 5. support plate; 6. support gantry; 7. semicircular groove; 8. lead screw; 9. bearing; 10. lifting platform; 11. nut; 12. first reduction motor; 13. processing platform; 14. wheel frame; 15. support wheel; 16. second reduction motor; 17. electric cylinder; 18. limit platform; 19. limit wheel; 20. pressure switch; 21. expansion steel wheel. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] Example

[0021] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The bearing device shown is installed on the lifting device, and the fixing device is installed on the lifting device;

[0022] First, place the barrel body on the bearing device so that the left part of the telescopic structure 4 is located at the iron barrel processing position, then control the electric cylinder 17 to extend so that the limiting platform 18 moves downward, and the multiple groups of limiting wheels 19 on the limiting platform 18 press the barrel body to limit the position of the barrel body; then control the hydraulic rod 2 to extend so that the pressing plate 3 moves downward to press the barrel wall, and then control the telescopic structure 4 to push the support plate 5 located inside the barrel to the barrel wall to cooperate with the pressing plate 3 to complete the necking process; when local hole expansion is required, replace the ordinary support plate 5 with a support plate 5 equipped with a hole expansion steel wheel 21, and support the inner wall of the barrel by the multiple groups of hole expansion steel wheels 21 on the support plate 5, and then start the second reduction motor 16 to transmit power to the multiple groups of support wheels 15 connected to each other, drive the multiple groups of support wheels 15 to rotate, so as to rotate the barrel body, and at the same time, when the barrel body rotates, cooperate with the telescopic structure 4 to continuously push the support plate 5 outward, so as to complete the local hole expansion process of the iron barrel;

[0023] The lifting device includes a support gantry 6, a semicircular groove 7, a lead screw 8, a bearing 9, a lifting platform 10, a nut 11, a first reduction motor 12 and a processing platform 13. The support gantry 6 is installed on the right part of the upper end surface of the processing platform 13, and the cross bar 1 is installed on the upper part of the left end surface of the support gantry 6. A group of semicircular grooves 7 are respectively opened on the front and rear side walls of the support gantry 6, and a group of lead screws 8 are vertically installed in each group of semicircular grooves 7. The lower parts of the two groups of lead screws 8 are respectively connected to the upper end surface of the processing platform 13 through a group of bearings 9. The lifting platform 10 is located inside the support gantry 6, and the front and rear parts of the lifting platform 10 are respectively connected to the two groups of lead screws 8 through a group of nuts 11. A group of first reduction motors 12 are respectively installed on the front and rear of the upper end surface of the support gantry 6, and the output ends of the two groups of first reduction motors 12 are respectively connected to the two groups of lead screws 8, and the telescopic structure 4 is installed on the left end surface of the lifting platform 10;

[0024] The bearing device includes a wheel frame 14, a supporting wheel 15 and a second reduction motor 16. A plurality of supporting wheels 15 are installed on the front and rear of the left upper end surface of the processing platform 13 through a set of wheel frames 14 respectively. The plurality of supporting wheels 15 on the same wheel frame 14 are installed on the same rotating shaft. A set of second reduction motor 16 is installed on the left end surface of each set of wheel frames 14. The output end of the second reduction motor 16 is connected to the rotating shaft on which the supporting wheel 15 is installed.

[0025] The fixing device includes an electric cylinder 17, a limiting platform 18 and a limiting wheel 19. A door-shaped support plate is provided at the left part of the upper end surface of the processing platform 13. The electric cylinder 17 is installed on the upper end surface of the door-shaped support plate. The moving end of the electric cylinder 17 passes through the upper end surface of the door-shaped support plate and extends to the inside of the door-shaped support plate and is connected to the upper end surface of the limiting platform 18. Two sets of limiting wheels 19 are installed on the front and rear of the lower end surface of the limiting platform 18 through brackets respectively.

[0026] It also includes a pressure switch 20, and a pressure switch 20 is connected between the moving end of the electric cylinder 17 and the limit platform 18;

[0027] It also includes multiple groups of hole-expanding steel wheels 21. Multiple groups of rectangular holes are opened on the side of the support plate 5. A group of hole-expanding steel wheels 21 are installed in each group of rectangular holes. The edges of the hole-expanding steel wheels 21 extend to the outside of the support plate 5.

[0028] The lifting device allows the equipment to adapt to iron barrels of different diameters, and the bearing device drives the iron barrel to rotate, which reduces the labor intensity of operators. The position of the iron barrel is fixed by the fixing device, which reduces the impact of the barrel body shaking when processing the iron barrel wall, thereby improving the practicability of the device.

[0029] The first reduction motor 12, electric cylinder 17, pressure switch 20 and second reduction motor 16 of the inner diameter expansion and necking mechanism of a steel drum closure of the utility model are purchased on the market. The technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative efforts.

[0030] 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 technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A steel drum closure inner diameter expansion and necking mechanism; characterized in that: The invention comprises a lifting device, a bearing device and a fixing device, wherein the lifting device is connected to a crossbar (1), the bearing device is mounted on the lifting device, and the fixing device is mounted on the bearing device; the lifting device comprises a support gantry (6), a semicircular groove (7), a lead screw (8), a bearing (9), a lifting platform (10), a nut (11), a first reduction motor (12) and a processing platform (13); the support gantry (6) is mounted on the right part of the upper end surface of the processing platform (13); the crossbar (1) is mounted on the upper part of the left end surface of the support gantry (6); the support gantry (6) A group of semicircular grooves (7) are respectively opened on the front and rear side walls, and a group of lead screws (8) are respectively installed vertically in each group of semicircular grooves (7). The lower parts of the two groups of lead screws (8) are respectively connected to the upper end surface of the processing platform (13) through a group of bearings (9). The lifting platform (10) is located inside the supporting door frame (6). The front and rear parts of the lifting platform (10) are respectively connected to the two groups of lead screws (8) through a group of nuts (11). A group of first reduction motors (12) are respectively installed on the front and rear of the upper end surface of the supporting door frame (6). The two groups of first reduction motors ( The output ends of the two guide screws (12) are respectively connected to the two guide screws (8), and the telescopic structure (4) is installed on the left end surface of the lifting platform (10); the bearing device includes a wheel frame (14), a support wheel (15) and a second reduction motor (16); a plurality of support wheels (15) are installed on the front and rear of the left upper end surface of the processing platform (13) through a wheel frame (14); the plurality of support wheels (15) on the same wheel frame (14) are installed on the same rotating shaft; a second reduction motor (16) is installed on the left end surface of each wheel frame (14); the second reduction motor The output end of the processing platform (13) is connected to the rotating shaft on which the supporting wheel (15) is installed; the fixing device comprises an electric cylinder (17), a limiting platform (18) and a limiting wheel (19); a door-shaped supporting plate is arranged on the left part of the upper end surface of the processing platform (13); the electric cylinder (17) is installed on the upper end surface of the door-shaped supporting plate; the moving end of the electric cylinder (17) passes through the upper end surface of the door-shaped supporting plate and extends to the inside of the door-shaped supporting plate and is connected to the upper end surface of the limiting platform (18); two sets of limiting wheels (19) are respectively installed on the front and rear of the lower end surface of the limiting platform (18) through brackets.

2. The inner diameter expansion and necking mechanism of a steel drum closure as claimed in claim 1, characterized in that: It also includes a pressure switch (20), and the pressure switch (20) is connected between the moving end of the electric cylinder (17) and the limit platform (18).

3. The inner diameter expansion and necking mechanism of a steel drum closure as claimed in claim 1, characterized in that: It also includes a plurality of groups of hole-expanding steel wheels (21). A plurality of groups of rectangular holes are opened on the side of the support plate (5). A group of hole-expanding steel wheels (21) are installed in each group of rectangular holes. The edges of the hole-expanding steel wheels (21) extend to the outside of the support plate (5).

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