Automobile support welding tool

Abstract

The utility model provides an automobile support welding tool, which belongs to the technical field of automobile part processing and comprises a supporting base, and two spacing adjusting frames are respectively connected to the outer side of the top end face of the supporting base in a sliding manner; the distance control mechanism is arranged between the two distance adjusting frames. The clamping auxiliary mechanism is arranged on the upper portions of the inner side end faces of the two interval adjusting frames. The lifting control frame is arranged at the center position below the two clamping control frames in a sliding manner; the auxiliary cleaning mechanism is arranged at the upper end of the lifting control frame; after the welding parts are placed on the clamping control frame, automatic and synchronous cleaning of the welding contact faces of the two welding parts is achieved, the workload of operators is relieved, the cleaning efficiency of the welding contact faces is improved, and the working efficiency and the machining progress of welding machining of an automobile support are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile parts processing, and more specifically, particularly relates to an automobile bracket welding tool. Background Art

[0002] When welding the automobile bracket, the operator needs to clean the welding surface of the automobile bracket, and then use the tooling to clamp and position the automobile bracket to ensure the tightness of the weld and the neatness and welding effect of the automobile bracket after welding.

[0003] Based on the above, when welding the automobile bracket, the operator needs to clean the welding contact surfaces of the two welding parts separately, and then place the welding parts on the inner side of the clamping frame in the tooling, clamp and position them before welding the parts, which increases the workload of the operator and affects the cleaning efficiency of the welding contact surfaces and the work efficiency when welding the automobile bracket. Utility Model Content

[0004] In order to solve the above technical problems at least to a certain extent, the utility model provides a welding tool for an automobile bracket.

[0005] The purpose and effect of the automobile bracket welding tool of the utility model are achieved by the following specific technical means:

[0006] A welding tool for automobile brackets, comprising a support base, a spacing adjustment frame, a spacing control mechanism, a clamping auxiliary mechanism, a lifting control frame and a cleaning auxiliary mechanism, wherein there are two spacing adjustment frames, and the two spacing adjustment frames are respectively slidably connected to the outer side of the top end surface of the support base; the spacing control mechanism is arranged between the two spacing adjustment frames; the clamping auxiliary mechanism is arranged on the upper part of the inner end surface of the two spacing adjustment frames, and the clamping auxiliary mechanism comprises: a clamping control frame, there are two clamping control frames, and the two clamping control frames are symmetrically rotated and arranged on the inner end surfaces of the two spacing adjustment frames; the lifting control frame is slidably arranged at the center position below the two clamping control frames; electric push rods are arranged on the front and rear sides below the lifting control frame, and the electric push rods are fixedly connected to the support base; a piston rod is slidably connected to the upper end of the electric push rod; the piston rod is fixedly connected to the lifting control frame; the cleaning auxiliary mechanism is arranged at the upper end of the lifting control frame, and the cleaning auxiliary mechanism comprises: a transmission screw, the transmission screw is rotatably connected to the inner side of the lifting control frame, and the outer end of the transmission screw is coaxially fixedly connected to the outer side of the rotating shaft of the micro-drive motor.

[0007] Furthermore, the spacing control mechanism includes: a driving screw and a threaded connection hole, the driving screw is rotatably connected to the inner end of the support base, the driving screw is a double-headed screw, and the thread pitches at both ends of the driving screw are the same and the rotation directions are opposite; there are two threaded connection holes, and the two threaded connection holes are respectively opened at the bottom ends of the two spacing adjustment frames, the inner side of the threaded connection hole is threadedly connected to the outer side of the driving screw, and the driving screw and the threaded connection hole together constitute a screw-nut transmission pair.

[0008] Furthermore, the front and rear sides of the bottom end surface of the spacing adjustment frame are fixedly connected to a limiting auxiliary frame, and the limiting auxiliary frame is a convex block structure; a limiting auxiliary groove is provided at the alignment position between the top end surface of the support base and the limiting auxiliary frame.

[0009] Furthermore, the clamping auxiliary mechanism also includes: a positioning auxiliary frame, a plug-in block and a plug-in slot. There are two positioning auxiliary frames, and the two positioning auxiliary frames are coaxially fixedly connected to the outer ends of the two clamping control frames, and the two positioning auxiliary frames are both circular plate structures; the outer end of one of the positioning auxiliary frames is coaxially fixedly connected to the outside of the rotating shaft of the stepper motor; there are two plug-in blocks, and the two plug-in blocks are respectively fixedly connected to the front and rear ends of the inner end surface of the left clamping control frame; there are two plug-in slots, and the two plug-in slots are respectively opened at the front and rear ends of the inner end surface of the right clamping control frame.

[0010] Furthermore, the cleaning auxiliary mechanism also includes: a positioning transmission block, a transmission shaft, a transmission gear and a driving rack, the positioning transmission block is threadedly connected to the outside of the transmission screw; the transmission shaft is rotatably connected to the upper end of the inner side of the positioning transmission block, and the longitudinal cross-section of the transmission shaft is a convex structure; the transmission gear is coaxially fixedly connected to the top end face of the transmission shaft; the driving rack is fixedly connected to the outside of the upper end of the lifting control frame, the driving rack and the transmission gear are meshed with each other, and the driving rack and the transmission gear together constitute a gear rack transmission mechanism.

[0011] Furthermore, the top end face of the transmission gear is coaxially fixedly connected with a positioning auxiliary shaft, and the positioning auxiliary shaft is a polygonal shaft structure; a cleaning sleeve is sleeved on the outer side of the positioning auxiliary shaft, and the longitudinal section of the cleaning sleeve is an I-shaped structure.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] The utility model is simple to operate and convenient to use, realizes the angle control of the welding parts after clamping and positioning, and after changing the angle of the welding parts according to the use requirements, improves the convenience of operation when welding irregular three-dimensional welds, makes the welding gun contact with different welds more closely, achieves better welding effect, and also improves the welding efficiency of automobile brackets;

[0014] When the utility model is in use, after the welding parts are placed on the clamping control frame, the automatic synchronous cleaning process of the welding contact surfaces of the two welding parts is realized, the workload of the operators is reduced, the cleaning efficiency of the welding contact surfaces is improved, and the working efficiency and processing progress of the welding processing of the automobile bracket are further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall isometric structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the utility model.

[0017] Figure 3 The utility model is a schematic diagram of the installation structure of the driving screw and the spacing adjustment frame.

[0018] Figure 4 It is a schematic diagram of the structure of the clamping control frame of the utility model after being disassembled.

[0019] Figure 5 It is a schematic diagram of the installation structure of the lifting control frame and the cleaning auxiliary mechanism of the utility model.

[0020] Figure 6 It is a schematic diagram of the structure of the cleaning sleeve and the positioning auxiliary shaft after being separated.

[0021] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0022] 1. Support base; 2. Spacing adjustment frame; 3. Driving screw; 301. Threaded connection hole; 302. Limit auxiliary frame; 4. Clamping control frame; 401. Positioning auxiliary frame; 402. Plug-in block; 403. Plug-in slot; 5. Lifting control frame; 6. Electric push rod; 601. Piston rod; 7. Transmission screw; 701. Positioning transmission block; 702. Transmission shaft; 703. Positioning auxiliary shaft; 704. Transmission gear; 705. Driving rack; 706. Cleaning sleeve. DETAILED DESCRIPTION

[0023] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0024] Embodiment 1:

[0025] like Figures 1 to 4 As shown:

[0026] The automobile bracket welding tool provided in this embodiment includes a support base 1, a spacing adjustment frame 2, a spacing control mechanism, a clamping auxiliary mechanism, a lifting control frame 5 and a cleaning auxiliary mechanism. There are two spacing adjustment frames 2, and the two spacing adjustment frames 2 are respectively slidably connected to the outer side of the top end surface of the support base 1; the spacing control mechanism is arranged between the two spacing adjustment frames 2; the clamping auxiliary mechanism is arranged on the upper part of the inner side end surface of the two spacing adjustment frames 2, and the clamping auxiliary mechanism includes: a clamping control frame 4, and there are two clamping control frames 4, and the two clamping control frames 4 are symmetrically rotated and arranged at two spacings. The inner end surface of the adjustment frame 2; the lifting control frame 5 is slidably arranged at the center position below the two clamping control frames 4; electric push rods 6 are arranged on the front and rear sides below the lifting control frame 5, and the electric push rods 6 are fixedly connected to the support base 1; the upper end of the electric push rod 6 is slidably connected to the piston rod 601; the piston rod 601 is fixedly connected to the lifting control frame 5; the cleaning auxiliary mechanism is arranged at the upper end of the lifting control frame 5, and the cleaning auxiliary mechanism includes: a transmission screw 7, the transmission screw 7 is rotatably connected to the inner side of the lifting control frame 5, and the outer end of the transmission screw 7 is coaxially fixedly connected to the outer side of the rotating shaft of the micro drive motor.

[0027] Among them, the spacing control mechanism includes: a driving screw 3 and a threaded connection hole 301, the driving screw 3 is rotatably connected to the inner end of the support base 1, the driving screw 3 is a double-headed screw, and the thread pitches at both ends of the driving screw 3 are the same and the rotation direction is opposite; there are two threaded connection holes 301, and the two threaded connection holes 301 are respectively opened at the bottom ends of the two spacing adjustment frames 2, and the inner side of the threaded connection hole 301 is threadedly connected to the outer side of the driving screw 3, and the driving screw 3 and the threaded connection hole 301 together constitute a screw nut transmission pair.

[0028] Among them, the front and rear sides of the bottom end surface of the spacing adjustment frame 2 are fixedly connected to the limiting auxiliary frame 302, and the limiting auxiliary frame 302 is a convex block structure; the top end surface of the support base 1 is aligned with the limiting auxiliary frame 302 to form a limiting auxiliary groove.

[0029] Among them, the clamping auxiliary mechanism also includes: a positioning auxiliary frame 401, a plug-in block 402 and a plug-in slot 403. There are two positioning auxiliary frames 401, and the two positioning auxiliary frames 401 are coaxially fixedly connected to the outer ends of the two clamping control frames 4, and the two positioning auxiliary frames 401 are both circular plate structures; the outer end of one of the positioning auxiliary frames 401 is coaxially fixedly connected to the outer side of the rotating shaft of the stepping motor; there are two plug-in blocks 402, and the two plug-in blocks 402 are respectively fixedly connected to the front and rear ends of the inner end surface of the left clamping control frame 4; there are two plug-in slots 403, and the two plug-in slots 403 are respectively opened at the front and rear ends of the inner end surface of the right clamping control frame 4.

[0030] The specific usage and function of this embodiment are as follows:

[0031] When the utility model is in use, the welding piece is placed between the two clamping control frames 4, and the welding surfaces of the two welding pieces are aligned left and right. When the driving screw 3 is pushed, the threaded connection hole 301 pushes the two spacing adjustment frames 2 to slide inward or outward at the same time, and the limiting auxiliary frame 302 realizes the guiding limit when the spacing adjustment frame 2 slides, and at the same time ensures the connection stability between the spacing adjustment frame 2 and the supporting base 1, and adjusts the two spacing adjustment frames 2 to a suitable spacing according to the size of the welding piece; when the micro-drive motor is started, the cooperation of the plug-in block 402 and the plug-in slot 403 realizes the simultaneous rotation of the two clamping control frames 4, and the control and adjustment of the support angle of the welding piece is realized when the clamping control frame 4 rotates. When the clamping control frame 4 rotates, the clamping control frame 4 guides and limits it, and at the same time ensures the connection stability between the clamping control frame 4 and the spacing adjustment frame 2.

[0032] Embodiment 2:

[0033] On the basis of the first embodiment, Figure 5 and Figure 6 As shown:

[0034] Among them, the cleaning auxiliary mechanism also includes: a positioning transmission block 701, a transmission shaft 702, a transmission gear 704 and a driving rack 705. The positioning transmission block 701 is threadedly connected to the outer side of the transmission screw 7; the transmission shaft 702 is rotatably connected to the upper end of the inner side of the positioning transmission block 701, and the longitudinal cross-section of the transmission shaft 702 is a convex structure; the transmission gear 704 is coaxially fixedly connected to the top end face of the transmission shaft 702; the driving rack 705 is fixedly connected to the outer side of the upper end of the lifting control frame 5, and the driving rack 705 and the transmission gear 704 are meshed with each other, and the driving rack 705 and the transmission gear 704 together constitute a gear rack transmission mechanism.

[0035] The top end face of the transmission gear 704 is coaxially fixedly connected with a positioning auxiliary shaft 703, which is a polygonal shaft structure. A cleaning sleeve 706 is sleeved on the outer side of the positioning auxiliary shaft 703, and the longitudinal section of the cleaning sleeve 706 is an I-shaped structure.

[0036] The specific usage and function of this embodiment are as follows:

[0037] When the new type of device is in use, after the welding contact surface of the welding part is in contact with the cleaning sleeve 706, the pushing of the driving screw 3 is stopped. When the driving motor is started, the transmission screw 7 pushes the positioning transmission block 701 to slide back and forth. During the sliding of the positioning transmission block 701 back and forth, the driving rack 705 pushes the transmission gear 704 and the transmission shaft 702 to rotate synchronously during sliding. The positioning auxiliary shaft 703 realizes the positioning process of the cleaning sleeve 706 at the upper end of the transmission shaft 702. When the transmission shaft 702 moves, the cleaning sleeve 706 automatically and synchronously cleans the welding contact surfaces of the two welding parts. After the welding contact surfaces are cleaned, the piston rod 601 is retracted. After the lifting control frame 5 slides downward, it continues to push the driving screw 3 to rotate, so as to clamp and position the two welding parts.

Claims

1. A welding tool for automobile brackets, comprising a supporting base, two spacing adjustment frames, a spacing control mechanism, a clamping auxiliary mechanism, a lifting control frame and a cleaning auxiliary mechanism, characterized in that: The two spacing adjustment frames are respectively slidably connected to the outer sides of the top end faces of the support base; the spacing control mechanism is arranged between the two spacing adjustment frames; the clamping auxiliary mechanism is arranged on the upper parts of the inner end faces of the two spacing adjustment frames, and the clamping auxiliary mechanism includes: two clamping control frames, and the two clamping control frames are symmetrically rotated and arranged on the inner end faces of the two spacing adjustment frames; the lifting control frame is slidably arranged at the center position below the two clamping control frames; electric push rods are arranged on the front and back sides below the lifting control frame, and the electric push rods are fixedly connected to the support base; the upper end of the electric push rod is slidably connected to a piston rod; the piston rod is fixedly connected to the lifting control frame; the cleaning auxiliary mechanism is arranged at the upper end of the lifting control frame, and the cleaning auxiliary mechanism includes: a transmission screw, the transmission screw is rotatably connected to the inner side of the lifting control frame, and the outer end of the transmission screw is coaxially fixedly connected to the outer side of the rotating shaft of the micro-drive motor.

2. The automobile bracket welding tool as claimed in claim 1, characterized in that: The spacing control mechanism includes: a driving screw and two threaded connection holes, the driving screw is rotatably connected to the inner end of the support base, the driving screw is a double-headed screw, and the thread pitches at both ends of the driving screw are the same and the rotation directions are opposite; the two threaded connection holes are respectively opened at the bottom ends of the two spacing adjustment frames, the inner sides of the threaded connection holes are threadedly connected to the outer sides of the driving screw, and the driving screw and the threaded connection holes together constitute a screw nut transmission pair.

3. The automobile bracket welding tool as claimed in claim 1, characterized in that: The front and rear sides of the bottom end surface of the spacing adjustment frame are fixedly connected to the limiting auxiliary frame; the top end surface of the support base is provided with a limiting auxiliary groove at the aligned position with the limiting auxiliary frame.

4. The automobile bracket welding tool as claimed in claim 1, characterized in that: The clamping auxiliary mechanism also includes: two positioning auxiliary frames, two plug-in blocks and two plug-in slots, the two positioning auxiliary frames are coaxially fixedly connected to the outer ends of the two clamping control frames; the outer end of one of the positioning auxiliary frames is coaxially fixedly connected to the outer side of the rotating shaft of the stepping motor; the two plug-in blocks are respectively fixedly connected to the front and rear ends of the inner end surface of the left clamping control frame; the two plug-in slots are respectively opened at the front and rear ends of the inner end surface of the right clamping control frame.

5. The automobile bracket welding tool as claimed in any one of claims 1 to 4, characterized in that: The cleaning auxiliary mechanism also includes: a positioning transmission block, a transmission shaft, a transmission gear and a driving rack. The positioning transmission block is threadedly connected to the outside of the transmission screw; the transmission shaft is rotatably connected to the upper end of the inner side of the positioning transmission block; the transmission gear is coaxially fixedly connected to the top end surface of the transmission shaft; the driving rack is fixedly connected to the outside of the upper end of the lifting control frame, the driving rack and the transmission gear are meshed with each other, and the driving rack and the transmission gear together constitute a gear rack transmission mechanism.

6. The automobile bracket welding tool as claimed in claim 5, characterized in that: The top end surface of the transmission gear is coaxially fixedly connected with a positioning auxiliary shaft; a cleaning sleeve is sleeved on the outer side of the positioning auxiliary shaft.

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