CN218592010U - Spot welding equipment is used in production of elevator balancing weight casing - Google Patents

Abstract

The utility model relates to a spot welding equipment is used in production of elevator balancing weight casing, including workstation and welding Assembly, workstation top surface sliding connection has the locating plate, still includes two at least centre gripping subassemblies, the centre gripping subassembly includes fixed strip, connecting rack and first gear. According to the elevator configuration shell, the positioning plate, the connecting rack, the first gear and the fixing strip are arranged, so that the bottom plate is not prone to shifting on the positioning plate, the welding accuracy of the welding assembly on the bottom plate and the side plate is improved, the bottom plate is not required to be limited by workers, and the production cost of the elevator configuration shell is reduced; due to the arrangement of the limiting blocks, the bottom plate is not easy to deviate on the positioning plate, so that the limiting stability of the bottom plate on the positioning plate is further improved; the setting of location arc board and second gear need not that the staff is manual to be fixed curb plate and bottom plate, burns when making the staff difficult by the welded assembly welding to improve the production security of elevator balancing weight casing.

Description

Spot welding equipment is used in production of elevator balancing weight casing

Technical Field

The application relates to the field of machining, especially, relate to a spot welding equipment is used in production of elevator balancing weight casing.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner, and modern welding uses a wide variety of energy sources, including gas flame, electric arc, laser, electron beam, friction, ultrasonic, and the like.

Referring to fig. 1, the elevator counterweight block housing disclosed in the related art includes a bottom plate 1 and side plates 2, a plurality of positioning holes 11 are formed in opposite side walls of the bottom plate 1, and the side plates 2 are fixed at both ends of the bottom plate 1 in the length direction by spot welding equipment.

The utility model patent with the publication number of CN204234939U discloses spot welding equipment, which comprises a workbench, wherein a metal plate is arranged on the surface of the workbench, and an air channel is arranged below the metal plate; the worktable is fixedly provided with a support, the top of the support is movably connected with an electric soldering iron, the electric soldering iron is provided with a welding wire pipe, the welding wire pipe is bent towards the tip of the electric soldering iron, the support is connected with a smoke suction hood through a ball pin movable rod, and the smoke suction hood is connected with a smoke treatment device through a gas pipeline; a sponge layer, an activated carbon layer and a drying layer are sequentially arranged in the flue gas treatment device from top to bottom.

In view of the above related technologies, the inventor thinks that the bottom plate 1 and the side plate 2 are placed on the workbench, and when the electric soldering iron performs spot welding operation on the joint of the bottom plate 1 and the side plate 2 to form the elevator counterweight block shell, the bottom plate 1 is easy to displace on the workbench, so that the accuracy of spot welding of the electric soldering iron on the bottom plate 1 and the side plate 2 is reduced, and a worker is required to manually limit the bottom plate 1 on the workbench, thereby increasing the processing cost of workpieces.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of electric iron to bottom plate and curb plate welding precision, this application provides an elevator balancing weight casing production is with spot welding equipment.

The application provides a pair of spot welding equipment is used in production of elevator balancing weight casing adopts following technical scheme:

the utility model provides a spot welding equipment is used in production of elevator balancing weight casing, includes workstation and welding subassembly, welding subassembly is used for spot welding work piece, welding subassembly sets up on the workstation, workstation top surface sliding connection has the locating plate, the locating plate top surface is used for placing the bottom plate, the slip direction of locating plate is for being close to or keeping away from the workstation, still includes two at least centre gripping subassemblies, at least two the centre gripping subassembly is located the radial both sides of locating plate, the centre gripping subassembly is used for spacing the work piece on the locating plate, the centre gripping subassembly includes fixed strip, connecting rack and first gear, fixed strip sliding connection is on the workstation, the slip direction of fixed strip is for being close to or keeping away from the locating plate, connecting rack terminal surface butt locating plate diapire, the locating plate orders about the connecting rack and is close to or keeps away from the workstation, first gear rotates to be connected on the workstation diapire, the terminal surface of first gear is provided with the first tooth's socket that matches with first gear towards the terminal surface of first gear, connecting rack and fixed strip are located the both sides of first gear, just connecting rack and fixed strip meshing first gear meshes first gear, place on the locating plate and order about the direction towards the locating plate, the rack and connect the rack and the connecting the rack and the outside wall and move the connecting the fixed strip and the sliding direction of sliding and move to the locating plate, the fixed strip and move to the fixed plate, the fixed strip outside wall.

Through adopting the above technical scheme, the staff places bottom plate and curb plate on the locating plate, bottom plate gravity orders about the locating plate and slides towards the direction that is close to the workstation, rack terminal surface butt connection rack terminal surface is connected to the locating plate, the locating plate orders about the connection rack and slides towards the direction of keeping away from the workstation, first gear revolve drives the fixed strip and slides towards being close to the locating plate direction, the fixed strip outer wall supports tight bottom plate outer wall and with the bottom plate spacing on the locating plate, make the bottom plate difficult emergence skew on the locating plate, thereby improve welding assembly to bottom plate and curb plate welded precision, it is spacing to need not the staff, thereby reduce the manufacturing cost of elevator configuration casing.

Optionally, the end face of the fixing strip facing the positioning hole is provided with a limiting block, and the outer wall of the limiting block abuts against the inner wall of the positioning hole and limits the bottom plate on the positioning plate.

Through adopting above-mentioned technical scheme, slide towards being close to the locating plate direction when the fixed strip, the stopper outer wall supports tight locating hole inner wall, makes the bottom plate spacing on the locating plate roof, and the bottom plate is difficult for taking place the skew on the locating plate to further improve the spacing stability of bottom plate on the locating plate.

Optionally, the outer wall of the limiting block is sleeved with an elastic sleeve, and the outer wall of the elastic sleeve abuts against the inner wall of the positioning hole.

By adopting the technical scheme, the outer wall of the elastic sleeve abuts against the inner wall of the positioning hole, and the elastic sleeve is extruded by the inner wall of the positioning hole to generate certain deformation, so that the inner wall of the positioning hole is not easily abraded, and the production quality of the elevator configuration block shell is improved.

Optionally, the positioning device further comprises a positioning assembly, the positioning assembly is used for limiting the side plate on the bottom plate, the positioning assembly comprises a positioning arc plate and a second gear, the second gear is rotatably connected to the bottom wall of the workbench, the positioning arc plate is slidably connected to the workbench, the sliding direction of the positioning arc plate is close to or far away from the workbench, a positioning groove matched with the side plate is formed in the outer wall of the positioning arc plate, a second tooth groove matched with the second gear is formed in the end face, facing the second gear, of the positioning plate, a third tooth groove matched with the second gear is formed in the end face, facing the second gear, of the positioning arc plate, the positioning plate and the positioning arc plate are located on two sides of the second gear, and the positioning plate and the positioning arc plate are meshed with the second gear; when the locating plate slides towards the direction close to the workbench, the second gear rotates and drives the locating arc plate to slide towards the direction far away from the workbench to the outer wall of the side plate and is abutted against the outer wall of the bottom plate.

By adopting the technical scheme, a worker places the bottom plate on the top surface of the positioning plate, the side plates are placed at two ends of the bottom plate in the length direction, the gravity of the bottom plate drives the positioning plate to slide towards the direction close to the workbench, the second gear rotates and drives the positioning arc plate to slide towards the direction far away from the workbench, the inner wall of the positioning groove supports against the outer wall of the side plate, the bottom wall of the side plate supports against the top wall of the bottom plate, the side plate is limited on the bottom plate, so that the bottom plate and the side plate are not easy to deviate when the welding assembly welds the bottom plate and the side plate, and the welding accuracy of the welding assembly on the bottom plate and the side plate is improved; meanwhile, the side plates and the bottom plate are not required to be fixed manually by workers, so that the workers are not easily burnt when the welding assembly is welded, and the production safety of the elevator counterweight block shell is improved; meanwhile, the welding automation of the elevator counterweight block shell is realized, and the production cost of the elevator counterweight block shell is reduced.

Optionally, the location arc board outer wall is provided with first instruction strip, the fixed strip outer wall is provided with the second instruction strip, works as when the location arc board slides towards the direction of keeping away from the workstation, second instruction strip and curb plate top surface and roof top surface are aimed at to first instruction strip and are flushed.

Through adopting above-mentioned technical scheme, the staff places the bottom plate on the locating plate, and the both ends at bottom plate length direction are placed to the curb plate, and bottom plate gravity orders about the locating plate and slides towards the direction of being close to the workstation, and the second gear rotates to drive the location arc board and slide to first instruction strip and second instruction strip and aim at towards the direction of keeping away from the workstation, make the staff can direct observation the alignment condition of curb plate and bottom plate, further improve the welding precision of elevator balancing weight casing.

Optionally, the inner wall of the positioning groove is provided with a first elastic piece, and the outer wall of the first elastic piece is used for abutting against the outer wall of the side plate.

Through adopting above-mentioned technical scheme, when the first elastic component outer wall of curb plate outer wall butt, the curb plate outer wall supports tight bottom plate outer wall, and the bottom plate extrudees the curb plate, and the curb plate gives first elastic component with pressure transmission, and certain deformation takes place for first elastic component atress, makes difficult quilt wearing and tearing between location arc board and the curb plate to improve the welding quality of elevator balancing weight casing.

Optionally, the bottom wall of the workbench is provided with a second elastic part, the end portion of the second elastic part, which is far away from the bottom wall of the workbench in the elastic direction, is arranged on the bottom wall of the connecting rack, which is far away from the positioning plate, and the second elastic part drives the connecting rack to slide in the direction close to the workbench in an elastic manner.

Through adopting above-mentioned technical scheme, when bottom plate and curb plate welding formed elevator balancing weight casing, the staff took off elevator balancing weight casing from the locating plate, and elevator balancing weight casing disappears to the pressure of locating plate, and second elastic component elasticity orders about the connecting rack and slides towards the direction that is close to the workstation, and first gear revolve to drive the locating plate and slide towards the direction of keeping away from the workstation, the butt effect of fixed strip to the locating plate disappears, realizes resetting of centre gripping subassembly.

Optionally, the locating plate is provided with first direction inclined plane towards the terminal surface of connecting rack, the terminal surface of connecting rack towards the locating plate is provided with the second direction inclined plane that matches with first direction inclined plane, first direction inclined plane butt second direction inclined plane and order about connecting rack and be close to or keep away from the workstation.

Through adopting above-mentioned technical scheme, first direction inclined plane butt second direction inclined plane, first direction inclined plane direction locating plate orders about connecting rack and is close to or keeps away from the workstation, makes the difficult disconnection connecting rack of locating plate to improve the butt stability of connecting rack and locating plate.

Optionally, be provided with the subassembly that slides that drives the welding subassembly and slide on the workstation, the subassembly that slides includes rotation motor and rotation lead screw, the welding subassembly is connected on rotating the lead screw, it is parallel to each other with locating plate length direction to rotate the lead screw axis, it fixes on rotating motor shaft to rotate the lead screw coaxial, it rotates and drives the welding subassembly and slides on rotating the lead screw to rotate the motor.

Through adopting above-mentioned technical scheme, rotating the motor during operation, ordering about to rotate the lead screw and rotate and drive the welding subassembly and slide to the welding position on rotating the lead screw, need not staff's manual control welding subassembly's position, further improve the automatic weld of elevator balancing weight casing to reduce the manufacturing cost of elevator balancing weight casing.

Optionally, the bottom wall of the workbench is provided with bolt holes for bolts to penetrate through, and the workbench penetrates through the bolt holes through the bolts and is connected to the ground through threads.

Through adopting above-mentioned technical scheme, screw hole and threaded connection are worn to establish by the bolt subaerial, when making staff striking workstation, the difficult emergence displacement of workstation or toppling over to improve the stability of workstation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the positioning plate, the connecting rack, the first gear and the fixing strip enables the bottom plate not to easily deviate on the positioning plate, so that the welding accuracy of the welding assembly on the bottom plate and the side plate is improved, a worker does not need to limit the bottom plate, and the production cost of the elevator configuration shell is reduced;

2. due to the arrangement of the limiting blocks, the bottom plate is not easy to deviate on the positioning plate, so that the limiting stability of the bottom plate on the positioning plate is further improved;

3. the setting of location arc board and second gear need not that the staff is manual to be fixed curb plate and bottom plate, burns when making the staff difficult by the welding subassembly welding to improve the production security of elevator balancing weight casing.

Drawings

Fig. 1 is a schematic view of an overall structure of a counterweight housing of an elevator in the related art.

Fig. 2 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 3 is a partial cross-sectional view of an embodiment of the present application, showing primarily the clamping assembly and the positioning assembly.

Description of reference numerals: 1. a base plate; 11. positioning holes; 2. a side plate; 3. a work table; 31. a fixed seat; 311. a working plate; 312. a support column; 3121. bolt holes; 32. a protection block; 33. a sliding cavity; 34. an accommodating chamber; 35. a first moving slot; 36. a second moving slot; 4. welding the assembly; 41. a welding gun; 42. a mechanical arm; 5. a sliding component; 51. rotating the motor; 52. rotating the screw rod; 6. positioning a plate; 61. an abutting portion; 62. a sliding part; 63. a first inclined surface; 64. a second tooth slot; 7. a clamping assembly; 71. a fixing strip; 711. a fixed section; 712. a moving section; 713. a first tooth slot; 72. connecting the racks; 721. a second inclined surface; 73. a first gear; 8. a limiting block; 9. an elastic sleeve; 10. a first limit rod; 101. a through groove; 12. a second elastic member; 13. a positioning assembly; 131. positioning the arc plate; 1311. a limiting section; 1312. a slipping section; 1313. positioning a groove; 1314. a third tooth slot; 132. a second gear; 14. a first elastic member; 15. a second limiting rod; 151. a communicating groove; 16. a first indicator strip; 17. a second indicator bar.

Detailed Description

The present application is described in further detail below with reference to figures 2-3.

The embodiment of the application discloses spot welding equipment is used in production of elevator balancing weight casing. Referring to fig. 2 and 3, a spot welding device for production of an elevator counterweight block shell comprises a workbench 3 and a welding assembly 4, wherein the welding assembly 4 is connected to the top surface of the workbench 3, and the welding assembly 4 is used for welding the joint of a bottom plate 1 and a side plate 2.

Referring to fig. 2 and 3, the welding assembly 4 may be a welding torch 41, and the welding torch 41 may be held by a worker to weld the joint of the bottom plate 1 and the side plate 2, and the welding assembly 4 may also include a welding torch 41 and a robot arm 42, the welding torch 41 is connected to a moving end of the robot arm 42, and the robot arm 42 drives the welding torch 41 to weld the joint of the bottom plate 1 and the side plate 2.

Referring to fig. 2, a sliding assembly 5 for driving the mechanical arm 42 to slide is connected to the workbench 3, the sliding assembly 5 includes a rotating motor 51 and a rotating lead screw 52, the rotating motor 51 is fixed on the top surface of the workbench 3 through a bolt, one end of the rotating lead screw 52 in the length direction is coaxially fixed on a motor shaft of the rotating motor 51, the fixed end of the mechanical arm 42 is slidably connected to the rotating lead screw 52, the rotating motor 51 rotates, and the rotating lead screw 52 is driven to rotate, so as to drive the mechanical arm 42 to slide on the rotating lead screw 52.

Referring to fig. 2, workstation 3 includes fixing base 31 and two protection pieces 32, fixing base 31 includes work plate 311 and a plurality of support column 312, the number of support column 312 in this embodiment is six, the one end integrated into one piece of a plurality of support column 312 length direction fixes at work plate 311 circumference border, a plurality of support column 312 length direction's the other end is used for butt ground, arm 42 is located the terminal surface that work plate 311 deviates from support column 312, a plurality of bolt holes 3121 have been seted up towards the terminal surface on ground to support column 312, the number of bolt hole 3121 in this embodiment is four, a plurality of bolt holes 3121 are located support column 312 circumference border, the bolt is worn to establish the screw hole and threaded connection is subaerial, realize fixing base 31 subaerial fixedly.

Referring to fig. 2, two protection blocks 32 are located on the end surface of the working plate 311 facing the supporting column 312, two protection blocks 32 are located on both ends of the working plate 311 in the length direction, and the protection blocks 32 are integrally fixed on the working plate 311.

Referring to fig. 2 and 3, the top surface of the working plate 311, which is away from the protection block 32, is connected with the positioning plate 6, the positioning plate 6 includes an abutting portion 61 and two sliding portions 62, the two sliding portions 62 are located at two ends of the abutting portion 61 in the length direction, the end surface of the abutting portion 61, which is away from the sliding portions 62, is used for placing the bottom plate 1, the top surface of the working plate 311 is provided with two sliding cavities 33, the two sliding portions 62 correspond to the two sliding cavities 33 one by one, and the sliding portions 62 are slidably connected to the inner walls of the sliding cavities 33; protection block 32 has been seted up towards the terminal surface of working plate 311 and has been held chamber 34, holds chamber 34 intercommunication and slides chamber 33, and the tip that portion 62 that slides kept away from butt portion 61 wears to establish and slides chamber 33 and is located and holds the intracavity 34.

Referring to fig. 2 and 3, the top surface of the working plate 311 is connected with at least two clamping assemblies 7, the clamping assemblies 7 are used for limiting the bottom plate 1 on the positioning plate 6, the number of the clamping assemblies 7 in the embodiment of the present application is four, two groups of one-to-one clamping assemblies 7 are located at two ends of the length direction of the abutting portion 61, and the clamping assemblies 7 of the same group are located at two radial sides of the abutting portion 61.

Referring to fig. 2 and 3, the clamping assembly 7 includes a fixed bar 71, a connecting rack 72 and a first gear 73, the fixed bar 71 includes a fixed section 711 and a movable section 712, ends of the fixed section 711 and the movable section 712 are fixed, length directions of the fixed section 711 and the movable section 712 are perpendicular to each other, a first movable groove 35 is formed in the top surface of the working plate 311, the first movable groove 35 is communicated with the accommodating cavity 34, the fixed section 711 is slidably connected to an inner wall of the first movable groove 35, the movable section 712 is located in the accommodating cavity 34, and a sliding direction of the fixed section 711 is close to or away from the positioning plate 6.

Referring to fig. 2 and 3, the fixed section 711 is fixed with stopper 8 towards the terminal surface of locating hole 11, and stopper 8 outer wall cover is equipped with elastic sleeve 9, and elastic sleeve 9's material can be rubber or silica gel, and elastic sleeve 9's material is silica gel in this application embodiment, has certain deformability.

Referring to fig. 3, a first limiting rod 10 is fixed on the inner wall of the accommodating cavity 34, a through groove 101 is formed in the side wall of the first limiting rod 10, the length direction of the through groove 101 is parallel to the sliding direction of the fixing section 711, the through groove 101 penetrates through the first limiting rod 10, the moving section 712 is slidably connected to the inner wall of the through groove 101, the first gear 73 is rotatably connected to the inner wall of the through groove 101, the rotation axis of the first gear 73 is perpendicular to the sliding direction of the moving section 712, a first tooth groove 713 matched with the first gear 73 is formed in the end face, facing the first gear 73, of the moving section 712, the connecting rack 72 is slidably connected to the inner wall of the through groove 101, the connecting rack 72 is located on one side, away from the moving section 712, of the first gear 73, and the connecting rack 72 and the moving section 712 are engaged with the wheel surface of the first gear 73.

Referring to fig. 3, an end surface of the sliding portion 62 facing the connecting rack 72 is a first inclined surface 63, an inclined height of the first inclined surface 63 increases with an increase in distance from the connecting rack 72, an end surface of the connecting rack 72 facing the sliding portion 62 is a second inclined surface 721 matched with the first inclined surface 63, the first inclined surface 63 abuts against the second inclined surface 721, and the sliding portion 62 drives the connecting rack 72 to approach or leave the first stopper rod 10.

Referring to fig. 3, the inner wall of the accommodating cavity 34 is connected with a second elastic element 12, the second elastic element 12 is a pressure spring and has certain deformation capacity, one end of the elastic direction of the second elastic element 12 is fixed on the inner wall of the accommodating cavity 34, the other end of the elastic direction of the second elastic element 12 is fixed at the end of the connecting rack 72 departing from the second inclined plane 721, and the elastic force of the second elastic element 12 drives the connecting rack 72 to slide towards the direction close to the first limiting rod 10.

Referring to fig. 2 and fig. 3, place at butt portion 61 top surface when bottom plate 1, bottom plate 1 gravity orders about the direction that slides of portion 62 towards being close to protection piece 32 and slides, first inclined plane 63 butt second inclined plane 721, and order about connecting rack 72 and slide towards the direction of keeping away from first gag lever post 10, first gear 73 rotates, and drive the canned paragraph 711 and slide towards the direction that is close to butt portion 61, stopper 8 is located locating hole 11 and 9 outer walls of elastic sleeve support tight locating hole 11 inner walls, make bottom plate 1 be difficult for taking place the skew on locating plate 6, thereby improve the spacing stability of bottom plate 1 on locating plate 6.

Referring to fig. 2 and 3, a plurality of positioning assemblies 13 are connected to the working plate 311, in this embodiment, two positioning assemblies 13 are provided and located at two ends of the positioning plate 6 in the length direction, the positioning assemblies 13 are used for limiting the side plate 2 on the bottom plate 1, each positioning assembly 13 includes a positioning arc plate 131 and a second gear 132, a second moving groove 36 is formed in the working plate 311, the second moving groove 36 penetrates through the working plate 311 and is communicated with the accommodating cavity 34, each positioning arc plate 131 includes a limiting section 1311 and a sliding section 1312, ends of the limiting section 1311 and the sliding section 1312 are fixed, the limiting section 1311 is slidably connected to the second moving groove 36, the sliding section 1312 is located in the accommodating cavity 34, a positioning groove 1313 is formed in an outer wall of the limiting section 1 facing the abutting portion 61, an inner wall of the positioning groove 1313 is engaged with an outer wall of the side plate 2, an inner wall of the positioning groove 1313 is fixed with a first elastic member 14, a material of the first elastic member 14 may be rubber or silica gel, and a material of the first elastic member 14 in this embodiment is silica gel and has certain deformation capability.

Referring to fig. 3, a second limit rod 15 is fixed on an inner wall of the accommodating cavity 34 facing the second moving groove 36, a communicating groove 151 is formed in an end surface of the second limit rod 15 facing the second moving groove 36, a sliding section 1312 is slidably connected to the inner wall of the communicating groove 151, the second gear 132 is rotatably connected to the inner wall of the communicating groove 151, a third tooth slot 1314 matched with the second gear 132 is formed in the end surface of the sliding section 1312 facing the second gear 132, the sliding portion 62 is located on a side of the second gear 132 away from the sliding section 1312, the first inclined surface 63 protrudes out of the second limit rod 15, a second tooth slot 64 matched with the second gear 132 is formed in the end surface of the sliding portion 62 facing the second gear 132, and both the sliding portion 62 and the sliding section 1312 are engaged with the second gear 132.

Referring to fig. 2 and 3, the first indicator strip 16 is fixed to the top surface of the stop segment 1311, the second indicator strip 17 is fixed to the top surface of the fixing segment 711, and when the top surface of the stop segment 1311 and the top surface of the fixing segment 711 are flush, the first indicator strip 16 and the second indicator strip 17 are aligned.

The implementation principle of spot welding equipment for elevator counterweight block shell production in the embodiment of the application is as follows: the staff places bottom plate 1 and curb plate 2 at butt portion 61 top surface, bottom plate 1 gravity orders about the part 62 that slides towards the direction that is close to protection piece 32 and slides, first inclined plane 63 butt second inclined plane 721, connecting rack 72 slides towards the direction of keeping away from first gag lever post 10, first gear 73 rotates, and drive canned paragraph 711 towards the direction that is close to butt portion 61 and slide to stopper 8 be located locating hole 11 and elastic sleeve 9 outer wall support tight locating hole 11 inner wall, realize the spacing of bottom plate 1 on working plate 311, simultaneously second gear 132 rotates, and drive the section 1312 that slides towards the direction of keeping away from protection piece 32, curb plate 2 is located constant head tank 1313 and curb plate 2 outer wall support tight elastic sleeve 9 outer wall, and with curb plate 2 spacing and bottom plate 1, realize the fixed of curb plate 2 and bottom plate 1, when making welder 41 weld bottom plate 1 and the junction of curb plate 2, bottom plate 1 and curb plate 2 are difficult for the displacement, thereby improve welder 41 welded precision.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides an elevator balancing weight casing production is with spot welding equipment, includes workstation (3) and welded subassembly (4), welded subassembly (4) are used for the spot welding work piece, welded subassembly (4) set up on workstation (3), its characterized in that: the top surface of the workbench (3) is connected with a positioning plate (6) in a sliding manner, the top surface of the positioning plate (6) is used for placing the bottom plate (1), the positioning plate (6) is close to or far away from the workbench (3) in a sliding direction, the top surface of the positioning plate (6) further comprises at least two clamping assemblies (7), the at least two clamping assemblies (7) are located on two radial sides of the positioning plate (6), the clamping assemblies (7) are used for limiting a workpiece on the positioning plate (6), each clamping assembly (7) comprises a fixing strip (71), a connecting rack (72) and a first gear (73), the fixing strip (71) is connected to the workbench (3) in a sliding manner, the fixing strip (71) is close to or far away from the positioning plate (6) in a sliding direction, the end surface of the connecting rack (72) abuts against the bottom wall of the positioning plate (6), the positioning plate (6) drives the connecting rack (72) to be close to or far away from the workbench (3), the first gear (73) is rotatably connected to the bottom wall of the workbench (3), the end surface of the fixing strip (71) facing the first gear (73) is provided with a first gear (73), the first gear (713) and the first gear (71) and the first gear (73) are located on two sides of the fixing strip (71), place when bottom plate (1) locating plate (6) are gone up and order about locating plate (6) and slide towards being close to workstation (3) direction, locating plate (6) terminal surface butt connecting rack (72) terminal surface and order about connecting rack (72) and slide towards the direction of keeping away from workstation (3), first gear (73) rotate and drive fixed strip (71) towards the direction that is close to locating plate (6) slip to fixed strip (71) outer wall and support tight bottom plate (1) outer wall.

2. The spot welding equipment for producing elevator counterweight block shells according to claim 1, characterized in that: the end face, facing the positioning hole (11), of the fixing strip (71) is provided with a limiting block (8), and the outer wall of the limiting block (8) is abutted to the inner wall of the positioning hole (11) and limits the bottom plate (1) on the positioning plate (6).

3. The spot welding equipment for producing elevator counterweight block shells as claimed in claim 2, wherein: the outer wall of the limiting block (8) is sleeved with an elastic sleeve (9), and the outer wall of the elastic sleeve (9) abuts against the inner wall of the positioning hole (11).

4. The spot welding equipment for producing elevator counterweight block shells according to claim 1, characterized in that: the positioning device is characterized by further comprising a positioning assembly (13), the positioning assembly (13) is used for limiting the side plate (2) on the bottom plate (1), the positioning assembly (13) comprises a positioning arc plate (131) and a second gear (132), the second gear (132) is rotatably connected to the bottom wall of the workbench (3), the positioning arc plate (131) is slidably connected to the workbench (3), the sliding direction of the positioning arc plate (131) is close to or far away from the workbench (3), a positioning groove (1313) matched with the side plate (2) is formed in the outer wall of the positioning arc plate (131), a second tooth groove (64) matched with the second gear (132) is formed in the end face, facing the second gear (132), of the positioning plate (6), a third tooth groove (1314) matched with the second gear (132) is formed in the end face, facing the second gear (132), of the positioning arc plate (131), the positioning plate (6) and the positioning arc plate (131) are located on two sides of the second gear (132), and the positioning arc plate (6) and the positioning arc plate (131) is meshed with the second gear (132); when the positioning plate (6) slides towards the direction close to the workbench (3), the second gear (132) rotates and drives the positioning arc plate (131) to slide towards the direction far away from the workbench (3) to the outer wall of the side plate (2) to be abutted against the outer wall of the bottom plate (1).

5. The spot welding equipment is used in production of elevator balancing weight casing of claim 4, characterized in that: the outer wall of the positioning arc plate (131) is provided with a first indicating strip (16), the outer wall of the fixing strip (71) is provided with a second indicating strip (17), and when the positioning arc plate (131) slides towards the direction far away from the workbench (3), the first indicating strip (16) is aligned to the second indicating strip (17) and the top surfaces of the side plates (2) and the top plate are flush.

6. The spot welding equipment is used in production of elevator balancing weight casing of claim 4, characterized in that: the inner wall of the positioning groove (1313) is provided with a first elastic piece (14), and the outer wall of the first elastic piece (14) is used for abutting against the outer wall of the side plate (2).

7. The spot welding equipment for producing elevator counterweight block shells as claimed in claim 1, wherein: workstation (3) diapire is provided with second elastic component (12), the tip that workstation (3) diapire was kept away from to second elastic component (12) elasticity direction sets up the diapire of keeping away from locating plate (6) in connecting rack (72), the trend that connecting rack (72) towards the direction that is close to workstation (3) was slided is ordered about to second elastic component (12) elasticity.

8. The spot welding equipment for producing elevator counterweight block shells according to claim 1, characterized in that: the locating plate (6) is provided with first direction inclined plane towards the terminal surface of connecting rack (72), the terminal surface of connecting rack (72) towards locating plate (6) is provided with the second direction inclined plane that matches with first direction inclined plane, first direction inclined plane butt second direction inclined plane and order about connecting rack (72) and be close to or keep away from workstation (3).

9. The spot welding equipment for producing elevator counterweight block shells as claimed in claim 1, wherein: be provided with subassembly (5) that slides that drive welding subassembly (4) slided on workstation (3), subassembly (5) that slides is including rotating motor (51) and rotating lead screw (52), welding subassembly (4) are connected on rotating lead screw (52), it is parallel to each other to rotate lead screw (52) axis and locating plate (6) length direction, it is on rotating motor (51) motor shaft to rotate lead screw (52) coaxial fastening, it slides on rotating lead screw (52) to rotate motor (51) rotation and drive welding subassembly (4).

10. The spot welding equipment for producing elevator counterweight block shells according to claim 1, characterized in that: the bottom wall of the working table (3) is provided with a bolt hole (3121) for a bolt to penetrate, and the working table (3) penetrates through the bolt hole (3121) through the bolt and is in threaded connection with the ground.

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