CN216991291U - Abrasive belt type projection welding electrode grinding device with controllable grinding amount - Google Patents
Abrasive belt type projection welding electrode grinding device with controllable grinding amount Download PDFInfo
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- CN216991291U CN216991291U CN202220753823.1U CN202220753823U CN216991291U CN 216991291 U CN216991291 U CN 216991291U CN 202220753823 U CN202220753823 U CN 202220753823U CN 216991291 U CN216991291 U CN 216991291U
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Abstract
The utility model discloses a sand belt type projection welding electrode grinding device with controllable grinding amount, which comprises a mounting plate, wherein a driving motor and a driving wheel are fixed at one end of the mounting plate, an output shaft of the driving motor is connected with the driving wheel, a slide rail is fixed at the other end of the mounting plate, a tension pulley is arranged on the slide rail through a slide seat, the driving wheel is in transmission connection with the tension pulley through a sand belt, the slide seat is also connected with the mounting plate through a self-adaptive tension assembly, a grinding compensation mechanism is arranged between the driving wheel and the tension pulley, horizontal supporting blocks are arranged in the middle of the upper side and the lower side of the grinding compensation mechanism, an upper supporting wheel set and a lower supporting wheel set are respectively fixed on the grinding compensation mechanisms on the left side and the right side of the horizontal supporting blocks, and the upper supporting wheel set is in transmission contact with the lower supporting wheel set and the sand belt. The electrode grinding device can be self-adaptive to grinding of the upper electrode and the lower electrode in different gaps, so that the grinding amount of the electrodes can be controlled, and the flatness of the surfaces of the electrodes after grinding is ensured.
Description
Technical Field
The utility model relates to the technical field of electrode grinding of projection welding equipment, in particular to a sand belt type projection welding electrode grinding device with controllable grinding amount.
Background
Projection welding is a high-efficiency welding method capable of simultaneously performing multi-spot welding, and is widely used in the automobile industry instead of arc welding, brazing, and snap-in welding. When welding, one or more salient points are processed on the joint surface of the workpiece in advance, and the workpiece is electrified, heated and then collapsed, so that welding points are formed on the contact points. The projection welding motor can form an oxide layer on the surface after being used for many times, thereby affecting the welding quality.
However, in the prior art, the manual mode of sand paper or a file is mostly adopted for grinding the electrode, so that the labor intensity is high, time and labor are wasted, the surface of the electrode after grinding is easily uneven on the bottom, and the grinding quality cannot be guaranteed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a sand belt type projection welding electrode grinding device with controllable grinding amount, which not only can conveniently and quickly realize the grinding of an electrode, but also can be self-adaptive to upper and lower electrodes with different gaps, so that the grinding amount of the electrode is controllable, and the flatness of the surface of the electrode after grinding is ensured.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a controllable abrasive band formula projection welding electrode grinding device of coping volume which the key lies in: the polishing device comprises a mounting plate, wherein a driving motor and a driving wheel are fixed at one end of the mounting plate, an output shaft of the driving motor is connected with the driving wheel, a slide rail is fixed at the other end of the mounting plate, a tensioning wheel is arranged on the slide rail through a slide seat, the driving wheel is in transmission connection with the tensioning wheel through an abrasive belt, the slide seat is also connected with the mounting plate through a self-adaptive tensioning component, a polishing compensation mechanism is arranged between the driving wheel and the tensioning wheel, horizontal supporting blocks are arranged in the middle of the upper side and the lower side of the polishing compensation mechanism, the polishing compensation mechanism can drive the two horizontal supporting blocks to move oppositely or reversely, the abrasive belt forms an electrode polishing area at the horizontal supporting blocks, an upper supporting wheel set and a lower supporting wheel set are respectively fixed on the polishing compensation mechanisms at the left side and the right side of the horizontal supporting blocks, the upper surface of the horizontal supporting block is flush with the upper side edge of the upper supporting wheel set, the lower surface of the horizontal supporting block is flush with the lower side edge of the lower supporting wheel set, and the upper supporting wheel set is in transmission contact with the lower supporting wheel set and the abrasive belt.
Furthermore, driving motor with self-adaptation tensioning assembly is fixed in the trailing flank of mounting panel, driving motor's output shaft passes the mounting panel forward, drive wheel, take-up pulley and last supporting wheel group, lower supporting wheel group all locate the leading flank of mounting panel.
Furthermore, the self-adaptive tensioning assembly comprises a fixing block, a return spring and a connecting block which are sequentially connected, the fixing block is fixedly connected with the mounting plate, and the connecting block is fixedly connected with the sliding seat.
Furthermore, the sliding seat comprises a sliding block which is slidably supported on the sliding rail, the upper end of the sliding block is connected with a connecting part which is used for being connected with the self-adaptive tensioning assembly, an installation part for installing the tensioning wheel is fixed in the middle of the sliding block, a horizontal adjusting assembly is arranged at the lower end of the sliding block, and the front end of the horizontal adjusting assembly is abutted to the lower end of the installation part.
Further, horizontal adjustment subassembly includes adjust knob and the adjusting screw who links to each other with this adjust knob, and this adjusting screw wears to establish the lower extreme of slider, this adjusting screw's free end with the installation department butt.
Furthermore, the coping compensation mechanism comprises a compensation cylinder fixed in the middle of the mounting plate, mounting beams are fixed at two ends of the compensation cylinder, and the horizontal support block, the upper support wheel set and the lower support wheel set are fixed on the mounting beams.
Furthermore, the left side and the right side of the compensation cylinder are provided with guide shafts side by side through bearing seats, and two ends of each guide shaft are connected with the mounting beam through linear bearings.
Furthermore, a compensation spring is connected between the linear bearing and the mounting beam and sleeved on the guide shaft.
The utility model has the following remarkable effects:
1. the structure is simple, the use is convenient, the abrasive belt is driven to rotate by the driving motor, and the grinding of the upper electrode and the lower electrode can be simultaneously realized in the two electrode grinding areas formed at the two downward horizontal supporting blocks;
2. because the arrangement of the horizontal supporting block enables the two electrode grinding areas to be horizontal, the flatness of the surface of the ground electrode can be fully ensured, and the welding quality is prevented from being influenced;
3. through the matching of the grinding compensation mechanism and the self-adaptive tensioning assembly, the distance between the upper and lower supporting wheel sets is adjustable, namely, the grinding areas of the two electrodes can be adaptive to the upper and lower electrodes with different distances, and meanwhile, the grinding amount of the electrodes can be controlled, so that the device can be adaptive to the electrode grinding of projection welding devices with different types and different grinding amounts, and the device is good in applicability.
Drawings
FIG. 1 is a schematic view of the structure of one aspect of the present invention;
FIG. 2 is a schematic view of another aspect of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a rear view of the present invention;
fig. 5 is a bottom view of the present invention.
Detailed Description
The following provides a more detailed description of the embodiments and the operation of the present invention with reference to the accompanying drawings.
As shown in fig. 1, an abrasive belt type projection welding electrode grinding device with controllable grinding amount comprises a mounting plate 1, a driving motor 2 and a driving wheel 3 are fixed at one end of the mounting plate 1, an output shaft of the driving motor 2 is connected with the driving wheel 3, a slide rail 4 is fixed at the other end of the mounting plate 1, a tension pulley 6 is arranged on the slide rail 4 through a slide seat 5, the driving wheel 3 is in transmission connection with the tension pulley 6 through an abrasive belt 7, the slide seat 5 is further connected with the mounting plate 1 through a self-adaptive tension component 8, a grinding compensation mechanism 9 is arranged between the driving wheel 3 and the tension pulley 6, horizontal support blocks 12 are arranged at the middle parts of the upper side and the lower side of the grinding compensation mechanism 9, the grinding compensation mechanism 9 can drive the two horizontal support blocks 12 to move towards or away from each other, the abrasive belt 7 forms an electrode grinding area at the horizontal support blocks 12, an upper supporting wheel set 10 and a lower supporting wheel set 11 are respectively fixed on the grinding compensation mechanisms 9 on the left side and the right side of the horizontal supporting block 12, the upper surface of the horizontal supporting block 12 is flush with the edge of the upper side of the upper supporting wheel set 10, the lower surface of the horizontal supporting block 12 is flush with the edge of the lower side of the lower supporting wheel set 11, and the upper supporting wheel set 10 is in transmission contact with the lower supporting wheel set 11 and the abrasive belt 7.
The abrasive belt is driven to rotate by the driving motor, the grinding of the upper electrode and the lower electrode can be simultaneously realized in two horizontal electrode grinding areas formed at the horizontal supporting blocks at the upper side and the lower side, and the grinding compensation mechanism is matched with the self-adaptive tensioning assembly, so that the distance between the upper supporting wheel set and the lower supporting wheel set is adjustable, namely the two electrode grinding areas can be suitable for the upper electrode and the lower electrode at different distances and can also be suitable for the grinding of the electrodes at different grinding amounts.
Further, the driving motor 2 and the adaptive tensioning assembly 8 are fixed to the rear side surface of the mounting plate 1, the output shaft of the driving motor 2 passes through the mounting plate 1 forward, and the driving wheel 3, the tensioning wheel 6, the upper supporting wheel set 10 and the lower supporting wheel set 11 are all arranged on the front side surface of the mounting plate 1.
By the arrangement, the spatial arrangement of the device is more compact, the occupied space is reduced, the spatial layout of the device is optimized, and the device is more suitable for actual production.
Preferably, the sliding seat 5 includes a sliding block 51 slidably supported on the sliding rail 4, a connecting portion 52 connected to an upper end of the sliding block 51 for connecting to the adaptive tension module 8, a mounting portion 53 fixed to a middle portion of the sliding block 51 for mounting the tension wheel 6, and a horizontal adjusting module 54 provided at a lower end of the sliding block 51, and a front end of the horizontal adjusting module 54 abuts against a lower end of the mounting portion 53.
The tensioning wheel can move along the sliding rail through the sliding seat to tension the abrasive belt, so that the abrasive belt can be driven to rotate through the tensioning wheel and the driving wheel to realize the polishing of the electrode; the sliding seat can be matched with a self-adaptive tensioning assembly connected with the sliding seat, so that the automatic tensioning of the abrasive belt is realized.
Further, the horizontal adjusting assembly 54 includes an adjusting knob and an adjusting screw connected to the adjusting knob, the adjusting screw is inserted into the lower end of the sliding block 51, and the free end of the adjusting screw abuts against the mounting portion 53.
Through foretell horizontal adjustment subassembly, can adjust whether the take-up pulley is horizontal to ensure that the upper and lower both sides of abrasive band are all in horizontal loading, and then guarantee that the upper and lower electrode after the coping is all level.
In this embodiment, the self-adaptive tensioning assembly 8 includes a fixed block 81, a return spring 82 and a connecting block 83 which are connected in sequence, the fixed block 81 is fixedly connected with the mounting plate 1, and the connecting block 83 is fixedly connected with the sliding seat 5.
In practice, the return spring 82 may be a gas spring, so that the automatic tensioning of the sanding belt is realized.
In this example, the coping compensation mechanism 9 includes a compensation cylinder 91 fixed in the middle of the mounting plate 1, mounting beams 92 are fixed at both ends of the compensation cylinder 91, and the upper support wheel set 10 and the lower support wheel set 11 are fixed on the mounting beams 92.
The distance between the upper supporting wheel set 10 and the lower supporting wheel set 11 can be adjusted by controlling the compensation cylinder, so that the distance between the upper side and the lower side of the abrasive belt can be adaptive to projection welding electrodes with different height differences.
Further, guide shafts 94 are arranged on the left side and the right side of the compensation cylinder 91 in parallel through bearing blocks 93, and two ends of each guide shaft 94 are connected with the mounting beam 92 through linear bearings 95.
Through the matching of the guide shaft and the linear bearing, the bearing seat and the mounting beam can be stably moved up and down, the abrasive belt is ensured to be always in a horizontal state, and the grinding quality is ensured.
Further, a compensation spring is connected between the linear bearing 95 and the mounting beam 92, and the compensation spring is sleeved on the guide shaft 4.
Because the compensation cylinder is in an air leakage free state when the polishing work is carried out, the installation amount automatically stretches along the two guide shafts by the compensation spring through the arranged compensation spring, and the purpose of automatically adapting to the plane of the upper electrode and the lower electrode to be polished is achieved.
The device has simple structure and convenient use, the abrasive belt is driven to rotate by the driving motor, and the grinding of the upper electrode and the lower electrode can be simultaneously realized in the grinding areas of the two electrodes formed at the two downward horizontal supporting blocks; because the arrangement of the horizontal supporting block enables the grinding areas of the two electrodes to be horizontal, the flatness of the surface of the ground electrode can be fully ensured so as to avoid influencing the welding quality; cooperate through coping compensation mechanism and self-adaptation tensioning assembly for interval between the upper and lower supporting wheelset is adjustable, is two electrode coping districts promptly and can be adapted to the upper and lower electrode of different intervals, can control the coping volume of electrode simultaneously, thereby makes this device can be self-adapted to the projection welding device electrode coping of the different coping volumes of different grade type, and the suitability is good.
The technical scheme provided by the utility model is described in detail above. The principles and embodiments of the present invention have been described herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a controllable abrasive band formula projection welding electrode coping device of coping volume which characterized in that: the grinding compensation mechanism is characterized by comprising a mounting plate, wherein a driving motor and a driving wheel are fixed at one end of the mounting plate, an output shaft of the driving motor is connected with the driving wheel, a slide rail is fixed at the other end of the mounting plate, a tensioning wheel is arranged on the slide rail through a slide seat, the driving wheel is in transmission connection with the tensioning wheel through an abrasive belt, the slide seat is further connected with the mounting plate through a self-adaptive tensioning assembly, a grinding compensation mechanism is arranged between the driving wheel and the tensioning wheel, horizontal supporting blocks are arranged in the middles of the upper side and the lower side of the grinding compensation mechanism respectively, the grinding compensation mechanism can drive the two horizontal supporting blocks to move in opposite directions or in a reverse direction, the abrasive belt forms an electrode grinding area at the horizontal supporting blocks, an upper supporting wheel set and a lower supporting wheel set are fixed on the grinding compensation mechanisms at the left side and the right side of the horizontal supporting blocks respectively, and the upper surface of the horizontal supporting wheel set is flush with the upper side edge of the upper supporting wheel set, the lower surface of the horizontal supporting block is flush with the lower side edge of the lower supporting wheel set, and the upper supporting wheel set is in transmission contact with the lower supporting wheel set and the abrasive belt.
2. The abrasive belt type projection welding electrode grinding device with controllable grinding amount according to claim 1, characterized in that: driving motor with self-adaptation tensioning assembly is fixed in the trailing flank of mounting panel, driving motor's output shaft passes the mounting panel forward, drive wheel, take-up pulley and last supporting wheel group, lower supporting wheel group all locate the leading flank of mounting panel.
3. The abrasive belt type projection welding electrode grinding device with controllable grinding amount according to claim 1, characterized in that: the self-adaptive tensioning assembly comprises a fixed block, a return spring and a connecting block which are sequentially connected, the fixed block is fixedly connected with the mounting plate, and the connecting block is fixedly connected with the sliding seat.
4. The abrasive belt type projection welding electrode grinding device with controllable grinding amount according to claim 1 or 3, characterized in that: the sliding seat comprises a sliding block which is slidably supported on the sliding rail, the upper end of the sliding block is connected with a connecting part which is used for being connected with the self-adaptive tensioning assembly, the middle part of the sliding block is fixedly provided with an installation part for installing the tensioning wheel, the lower end of the sliding block is provided with a horizontal adjusting assembly, and the front end of the horizontal adjusting assembly is abutted to the lower end of the installation part.
5. The abrasive belt type projection welding electrode grinding device with controllable grinding amount according to claim 4, characterized in that: horizontal adjustment subassembly includes adjust knob and the adjusting screw who links to each other with this adjust knob, and this adjusting screw wears to establish the lower extreme of slider, this adjusting screw's free end with the installation department butt.
6. The abrasive belt type projection welding electrode grinding device with controllable grinding amount according to claim 1, characterized in that: the grinding compensation mechanism comprises a compensation cylinder fixed in the middle of the mounting plate, mounting beams are fixed at two ends of the compensation cylinder, and the horizontal support block, the upper support wheel set and the lower support wheel set are fixed on the mounting beams.
7. The abrasive belt type projection welding electrode grinding device with controllable grinding amount according to claim 6, characterized in that: and guide shafts are arranged on the left side and the right side of the compensation cylinder side by side through bearing seats, and two ends of each guide shaft are connected with the mounting beam through linear bearings.
8. The abrasive belt type projection welding electrode grinding device with controllable grinding amount according to claim 7, characterized in that: and a compensation spring is connected between the linear bearing and the mounting beam and sleeved on the guide shaft.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220753823.1U CN216991291U (en) | 2022-03-31 | 2022-03-31 | Abrasive belt type projection welding electrode grinding device with controllable grinding amount |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220753823.1U CN216991291U (en) | 2022-03-31 | 2022-03-31 | Abrasive belt type projection welding electrode grinding device with controllable grinding amount |
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| CN216991291U true CN216991291U (en) | 2022-07-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114603443A (en) * | 2022-03-31 | 2022-06-10 | 重庆山朕科技发展有限公司 | Abrasive belt type electrode grinding device with self-adaptive grinding flatness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114603443A (en) * | 2022-03-31 | 2022-06-10 | 重庆山朕科技发展有限公司 | Abrasive belt type electrode grinding device with self-adaptive grinding flatness |
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