Welding positioning device for electro-tricycle frame

Abstract

The utility model discloses an electro-tricycle frame welding positioning device, which belongs to the technical field of frame welding, and can adjust a first positioning component and a second positioning component to corresponding positions in advance according to different integral shapes and positions of frames during working. Therefore, the overall positioning and fastening requirements of frames of different sizes can be met in the follow-up working process, and the overall practicability of the welding positioning device can be improved. The electro-tricycle frame welding positioning device comprises a bottom frame and a bearing plate with a lamp installed at the top of the bottom frame, a positioning hole is formed in the top of the bearing plate, an annular groove is formed in the inner edge of the positioning hole, and a first positioning assembly and a second positioning assembly which assist in positioning and fastening of a frame are installed at the positioning hole. And fixing assemblies for assisting positioning are mounted on the first positioning assembly and the second positioning assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of frame welding, and in particular relates to a welding positioning device for an electric tricycle frame. Background Art

[0002] With the promotion of carbon reduction and environmental protection, the electric vehicle industry has been further developed, and various types of electric vehicles have emerged, including small electric vehicles for commuting, electric motorcycles used by deliverymen, and electric three-wheeled motorcycles used for moving or loading. They all use electricity as the main energy source. In the preparation process of electric three-wheeled motorcycles, steel needs to be welded into the frame structure of the body. In the process of welding the body frame, the front of the body frame needs to be positioned.

[0003] Publication number "CN216541629U" discloses a positioning device for welding the body of an electric three-wheeled vehicle, comprising a square base and a head fixing frame; the head fixing frame is fixed at the front end position of the upper surface of the square base; a support column is vertically fixed on the upper surface of the square base in the middle position in front of the head fixing frame, and a slide groove is provided at the top of the support column which is vertically recessed downward; a front cylinder fixing piece is slidably provided on the slide groove, and waist-shaped holes are provided on both sides of the upper part of the support column; screws are horizontally symmetrically welded to the position of the waist-shaped holes of the front cylinder fixing piece located in the slide groove, and both screws pass through the waist-shaped holes, and nuts are provided at the front ends of the screws; a sleeve tube is fixed to the top and bottom of the front cylinder fixing piece tilted toward the head fixing frame. The utility model is a positioning device for welding the body of an electric three-wheeled vehicle, which can effectively fix the head of the vehicle and facilitate welding between it and the frame.

[0004] The positioning devices for welding the body of electric tricycles retrieved above mostly have an overall fixed frame of the base, and the overall frame is mostly not convenient for quick adjustment. When performing welding positioning, most of them can only perform positioning welding on the body of corresponding size. When welding wire is required for body of different sizes, the corresponding overall frame needs to be replaced. The overall practicality of the positioning device is poor. Therefore, an electric tricycle frame welding positioning device is needed to assist in solving this problem. Utility Model Content

[0005] (1) Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an electric tricycle frame welding positioning device, which can, when working, pre-adjust the first positioning component and the second positioning component to corresponding positions according to the overall shape and position of the frame, so as to adapt to the overall positioning and tightening requirements of frames of different sizes in subsequent working processes, thereby improving the overall practicality of the welding positioning device.

[0007] (2) Technical solution

[0008] In order to solve the above technical problems, the utility model provides such an electric tricycle frame welding positioning device, which comprises a base frame and a receiving plate on which a lamp is installed at the top of the base frame, a positioning hole is provided at the top of the receiving plate, an annular groove is provided at the inner edge of the positioning hole, a first positioning component and a second positioning component for assisting the positioning and fastening of the frame are installed at the positioning hole, and a fixing component for assisting positioning is installed on the first positioning component and the second positioning component;

[0009] The fixing assembly includes a plug-in cylinder, which is provided with a reset chamber and an extrusion chamber from top to bottom, a pushing block is slidably arranged in the extrusion chamber, a sliding groove is arranged on the side of the pushing block, and a trumpet-shaped extrusion port is symmetrically arranged at the bottom of the plug-in cylinder, a ball is slidably arranged at the extrusion port, and the ball is engaged with the annular groove, a pull rod is fixed at the top of the pushing block, and a sleeve disk is fixed on the pull rod corresponding to the reset chamber, the plug-in cylinder is extended out from the fixed point at the top of the pull rod, and a top disk is fixed on one end of the pull rod extending out of the plug-in cylinder, and a reset spring is installed in the reset chamber to assist the sleeve disk in pushing the reset spring.

[0010] Furthermore, the first positioning assembly includes a supporting column, the fixing assembly is symmetrically installed at the bottom of the supporting column, and the second positioning assembly includes a receiving block, and the fixing assembly is symmetrically fixed at the bottom of the receiving block.

[0011] Furthermore, a fixing hole is provided on the outer side edge of the support column, an L-shaped support plate is installed on the side of the fixing hole, an oblong hole is provided on the vertical section of the support plate, a fixing bolt that cooperates with the fixing hole for positioning is installed at the oblong hole, an adjusting rod is vertically fixed at the top of the support column, a connecting rod is sleeved and installed on the adjusting rod, the adjusting rod and the connecting rod are threadedly engaged, a screw rod is installed through the connecting rod, the connecting rod and the screw rod are threadedly engaged, and a screw rod is embedded and installed at the bottom of the screw rod.

[0012] Furthermore, an anti-skid pad is embedded and installed at the top of the support plate, and a plurality of anti-skid pads are embedded and installed at equal distances at the top of the support plate.

[0013] Furthermore, the oblong hole is in an oblong shape, and a plurality of the fixing holes are arranged on the support column, and the plurality of the fixing holes are arranged at equal intervals on the support column.

[0014] Furthermore, a T-shaped protruding plate is installed at the top of the base frame, and limiting grooves are symmetrically arranged on the receiving plate, and the protruding plate and the limiting grooves are matched for positioning.

[0015] Furthermore, a plurality of positioning holes are provided, and the plurality of positioning holes are equidistantly arranged at the top of the receiving plate.

[0016] (3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model cooperates with the receiving plate and the positioning hole at the top of the bottom frame and the first positioning component and the second positioning component with quick-detachable design, so that during work, the first positioning component and the second positioning component can be pre-adjusted to corresponding positions according to the overall shape and position of the frame, so that the overall positioning and fastening requirements of frames of different sizes can be met in the subsequent work process, and the overall practicality of the welding positioning device can be improved;

[0019] The utility model cooperates between the first positioning component and the fixing component installed at the bottom of the receiving block, as well as the positioning hole and the annular groove, to pull the top plate upward. In the process of pulling the top plate, the pull rod is driven to move, so that the sleeve plate moves upward and drives the reset spring to be compressed as a whole. In the process of rising of the pull rod, the push block is driven to rise as a whole, so that the ball is retracted along the sliding groove as a whole. At this time, the plug-in tube is inserted into the positioning hole, and the top plate is released. The ball is squeezed out under the action of the reset spring, so that the ball is plugged and installed in the annular groove. The first positioning component and the second positioning component can be quickly disassembled and installed, and the overall adjustment of the welding positioning device can be avoided as much as possible, thereby ensuring the smooth progress of subsequent work. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a structural schematic diagram of the utility model;

[0022] Figure 2 This is a structural schematic diagram of the receiving plate of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the first positioning component of the utility model;

[0024] Figure 4 It is a longitudinal sectional view of the fixing assembly of the utility model.

[0025] The marks in the accompanying drawings are: 1. base frame; 2. protruding plate; 3. receiving plate; 31. limiting groove; 32. positioning hole; 33. annular groove; 4. first positioning component; 5. support column; 6. fixing hole; 7. support plate; 71. oblong hole; 72. anti-skid pad; 8. fixing bolt; 9. adjusting rod; 10. connecting rod; 11. screw rod; 111. pressing plate; 12. second positioning component; 13. receiving block; 14. fixing component; 15. plug-in cylinder; 16. pushing block; 161. sliding groove; 17. ball bearing; 18. pull rod; 181. sleeve plate; 19. reset spring; 20. top plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] This specific embodiment is a welding positioning device for an electric tricycle frame, such as Figure 1 and Figure 2 As shown, the electric tricycle frame welding positioning device includes a base frame 1 and a receiving plate 3 equidistantly installed at the top of the base frame 1, a T-shaped protruding plate 2 is installed at the top of the base frame 1, and limiting grooves 31 are symmetrically provided on the receiving plate 3. The protruding plate 2 and the limiting grooves 31 are matched for positioning, and a plurality of receiving plates 3 are provided, and the base frame 1 is installed on the corresponding mounting frame by bolts.

[0028] Reference Figure 1 and Figure 3 As shown, a positioning hole 32 is provided at the top of the receiving plate 3, and a plurality of positioning holes 32 are provided, and the plurality of positioning holes 32 are equidistantly provided at the top of the receiving plate 3, and a first positioning component 4 and a second positioning component 12 for positioning and fastening the auxiliary frame are installed at the positioning hole 32, and the first positioning component 4 includes a support column 5, and the second positioning component 12 includes a receiving block 13, and a fixing hole 6 is provided on the outer side of the support column 5, and an L-shaped supporting plate 7 is installed on the side of the fixing hole 6, and an oblong hole 71 is provided in the vertical section of the supporting plate 7, The oblong hole 71 is oblong in shape, and a number of fixing holes 6 are arranged on the support column 5, and the several fixing holes 6 are equidistantly arranged on the support column 5. A fixing bolt 8 that cooperates with the fixing hole 6 for positioning is installed at the oblong hole 71. An adjusting rod 9 is vertically fixed at the top of the support column 5. A connecting rod 10 is sleeved and installed on the adjusting rod 9. The adjusting rod 9 and the connecting rod 10 are threadedly matched. A screw rod 11 is passed through and installed on the connecting rod 10. The connecting rod 10 and the screw rod 11 are threadedly matched. A pressure plate 111 is installed at the bottom of the screw rod 11.

[0029] By cooperating between the receiving plate 3 and the positioning hole 32 at the top of the base frame 1 and the first positioning component 4 and the second positioning component 12 with a quick-detachable design, the first positioning component 4 and the second positioning component 12 can be pre-adjusted to corresponding positions according to the overall shape and position of the frame during work, so that the overall positioning and tightening requirements of frames of different sizes can be adapted in the subsequent work process, thereby improving the overall practicality of the welding positioning device.

[0030] A non-slip pad 72 is embedded and installed at the top of the support plate 7. A number of non-slip pads 72 are embedded and installed at equal distances at the top of the support plate 7. By setting up a number of non-slip pads 72, the overall sliding of the frame can be avoided as much as possible during the receiving process.

[0031] Reference Figure 1 , Figure 3 and Figure 4 As shown, the first positioning component 4 and the second positioning component 12 are equipped with an auxiliary positioning fixing component 14, which is symmetrically installed at the bottom of the support column 5, and the fixing component 14 is symmetrically fixed at the bottom of the receiving block 13. An annular groove 33 is provided at the inner edge of the positioning hole 32, and the fixing component 14 includes an inserting tube 15, and the inserting tube 15 is provided with a reset cavity and an extrusion cavity from top to bottom. A pushing block 16 is slidably arranged in the extrusion cavity, and a sliding groove 161 is provided on the side of the pushing block 16. A trumpet-shaped extrusion port is symmetrically provided at the bottom of the inserting tube 15, and a ball 17 is slidably arranged at the extrusion port, and the ball 17 is engaged with the annular groove 33. A pull rod 18 is fixed at the top of the pushing block 16, and a sleeve disk 181 is sleeved and fixed at the pull rod 18 corresponding to the reset cavity. The plug-in tube 15 is extended at the fixed position at the top of the pull rod 18, and a top plate 20 is fixed to one end of the pull rod 18 extending from the plug-in tube 15, and a reset spring 19 pushed by the auxiliary sleeve disk 181 is installed in the reset cavity.

[0032] By cooperating between the fixing component 14 installed at the bottom of the first positioning component 4 and the receiving block 13 and the positioning hole 32 and the annular groove 33, the top plate 20 is pulled upward, and the pull rod 18 is driven to move during the pulling process of the top plate 20, so that the sleeve plate 181 moves upward and drives the reset spring 19 to be compressed as a whole. In the process of the pull rod 18 rising, the push block 16 is driven to rise as a whole, so that the ball 17 is retracted along the sliding groove 161 as a whole. At this time, the plug-in tube 15 is inserted into the positioning hole 32, and the top plate 20 is released. Under the action of the reset spring 19, the ball 17 is squeezed out, so that the ball 17 is inserted and installed in the annular groove 33, which can realize the rapid disassembly and installation of the first positioning component 4 and the second positioning component 12, and can avoid the inconvenience of overall adjustment of the welding positioning device as much as possible, so as to ensure the smooth progress of subsequent work.

[0033] Working principle:

[0034] Before installing the first positioning component 4 and the second positioning component 12, according to the different overall shapes of the electric tricycle frame, adjust the plug-in tube 15 to the specified position, place the plug-in tube 15 at the corresponding positioning hole 32, pull the top plate 20 upward, and in the process of pulling the top plate 20, drive the pull rod 18 to move, so that the sleeve plate 181 moves upward and drives the reset spring 19 to be compressed as a whole. In the process of rising of the pull rod 18, drive the pushing block 16 to rise as a whole, so that the ball 17 is retracted along the sliding groove 161 as a whole. At this time, insert the plug-in tube 15 into the positioning hole 32, and release the top plate 20. Under the action of the reset spring 19, the ball 17 is squeezed out, so that the ball 17 is inserted and installed in the annular groove 33, thereby completing the stable positioning between the fixing component 14 and the annular groove 33.

[0035] Adjust the support plate 7 to the specified height and the corresponding inclination of the frame, turn the fixing bolt 8, and the fixing hole 6 and the fixing bolt 8 are threadedly matched, so as to complete the overall positioning of the support plate 7. When positioning, place the frame part on the top of the support plate 7 and the receiving block 13, firstly thread the connecting rod 10 and the screw rod 11, adjust the connecting rod 10 to the specified height in advance, turn the screw rod 11, and thread the connecting rod 10 and the screw rod 11, so that the bottom of the pressing plate 111 is pressed on the top of the frame, thereby completing the overall positioning of the frame.

[0036] All technical features in this embodiment can be freely combined according to actual needs.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A welding positioning device for an electric tricycle frame, the welding positioning device for an electric tricycle frame comprising a base frame (1) and a receiving plate (3) on which a lamp is mounted on the top of the base frame (1), characterized in that: A positioning hole (32) is provided at the top of the receiving plate (3), an annular groove (33) is provided at the inner edge of the positioning hole (32), a first positioning component (4) and a second positioning component (12) for assisting the frame in positioning and fastening are installed at the positioning hole (32), and a fixing component (14) for assisting positioning is installed on the first positioning component (4) and the second positioning component (12); The fixing assembly (14) comprises a plug-in tube (15), the plug-in tube (15) is provided with a reset chamber and an extrusion chamber from top to bottom, a push block (16) is slidably arranged in the extrusion chamber, a sliding groove (161) is arranged on the side of the push block (16), a trumpet-shaped extrusion port is symmetrically arranged at the bottom of the plug-in tube (15), a ball (17) is slidably arranged at the extrusion port, the ball (17) is engaged and snap-fitted with the annular groove (33), a pull rod (18) is fixed at the top of the push block (16), a sleeve disk (181) is sleeved and fixed on the pull rod (18) corresponding to the reset chamber, the top of the pull rod (18) extends out of the plug-in tube (15), a top disk (20) is fixed on one end of the pull rod (18) extending out of the plug-in tube (15), and a reset spring (19) driven by the auxiliary sleeve disk (181) is installed in the reset chamber.

2. The electric tricycle frame welding positioning device according to claim 1, characterized in that: The first positioning component (4) comprises a support column (5), the fixing component (14) is symmetrically mounted at the bottom of the support column (5), and the second positioning component (12) comprises a receiving block (13), the fixing component (14) is symmetrically fixed at the bottom of the receiving block (13).

3. The electric tricycle frame welding positioning device according to claim 2, characterized in that: A fixing hole (6) is provided on the outer side of the support column (5), an L-shaped support plate (7) is installed on the side of the fixing hole (6), an oblong hole (71) is provided on the vertical section of the support plate (7), a fixing bolt (8) which cooperates with the fixing hole (6) for positioning is installed at the oblong hole (71), an adjusting rod (9) is vertically fixed at the top of the support column (5), a connecting rod (10) is sleeved and installed on the adjusting rod (9), the adjusting rod (9) and the connecting rod (10) are threadedly engaged, a screw rod (11) is passed through and installed on the connecting rod (10), the connecting rod (10) and the screw rod (11) are threadedly engaged, and a screw rod (11) is embedded and installed at the bottom of the screw rod (11).

4. The electric tricycle frame welding positioning device according to claim 3, characterized in that: An anti-skid pad (72) is embedded and installed at the top of the support plate (7), and a plurality of anti-skid pads (72) are embedded and installed at equal distances at the top of the support plate (7).

5. The electric tricycle frame welding positioning device according to claim 3, characterized in that: The oblong hole (71) is in an oblong shape, and a plurality of the fixing holes (6) are provided on the support column (5), and the plurality of the fixing holes (6) are equidistantly arranged on the support column (5).

6. The electric tricycle frame welding positioning device according to claim 1, characterized in that: A T-shaped protruding plate (2) is installed at the top of the base frame (1), and limiting grooves (31) are symmetrically provided on the receiving plate (3), and the protruding plate (2) and the limiting grooves (31) are matched and positioned.

7. The electric tricycle frame welding positioning device according to claim 1, characterized in that: A plurality of positioning holes (32) are provided, and the plurality of positioning holes (32) are arranged at equal distances on the top of the receiving plate (3).

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