CN215658416U - Welding protection device - Google Patents
Welding protection device Download PDFInfo
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- CN215658416U CN215658416U CN202120302284.5U CN202120302284U CN215658416U CN 215658416 U CN215658416 U CN 215658416U CN 202120302284 U CN202120302284 U CN 202120302284U CN 215658416 U CN215658416 U CN 215658416U
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Abstract
The utility model discloses a welding protection device, relates to the technical field of hand die manufacturing, and solves the technical problems that the surface of a hand die after welding is poor in leveling quality, provided with sand holes and more pits, low in product percent of pass and low in production efficiency in the conventional welding protection device. The device comprises a welding clamp, a clamp fixing assembly, a welding chamber and a welding assembly; the welding chamber is a closed space filled with protective gas, and the protective gas can avoid oxidation of the hand die in welding; the clamp fixing assembly fixes the welding clamp, and the welding assembly, part of the welding clamp and part of the clamp fixing assembly are positioned in the welding chamber; the welding fixture can fix the hand die and can enable the hand die to reciprocate; the welding assembly is capable of automatically welding the hand mold. The utility model can ensure the welding quality of the hand die and improve the product percent of pass and the production efficiency.
Description
Technical Field
The utility model relates to the technical field of hand die manufacturing, in particular to a welding protection device.
Background
Welding is a manufacturing process and technique for joining metals or other thermoplastic materials in a heated, high temperature or high pressure manner. When all weldments are welded in the air, the weldments are oxidized after contacting with oxygen in the air, so that poor welding phenomena are generated, and the production efficiency, the production cost and the product quality are seriously influenced.
In the production process of gloves such as latex, butyronitrile, PU or PVC, the procedures such as gum dipping and the like need to be carried out by utilizing a hand mold, the quality of the hand mold is directly related to the quality of the gloves, and most of the existing hand molds are ceramic hand molds and integral metal hand molds cast by gravity. The gravity casting metal hand die is formed by manually fixing two hand die half bodies and performing laser welding, and the existing welding protection device has the defects of poor surface leveling quality, sand holes, more depressions, low product percent of pass, low production efficiency, easy environmental pollution, high production cost and the like after the hand die is welded.
In the process of implementing the utility model, the utility model people find that at least the following problems exist in the prior art:
the existing hand touch welding device has the defects of poor surface leveling quality, sand holes, more depressions, low product percent of pass and low production efficiency of the welded hand touch.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a welding protection device, which aims to solve the technical problems that a hand touch welding device in the prior art causes the welded hand touch to have poor surface leveling quality, sand holes and more depressions, and the product has low qualification rate and low production efficiency. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the utility model are described in detail in the following.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a welding protection device, which comprises a welding clamp, a clamp fixing assembly, a welding chamber and a welding assembly, wherein the clamp fixing assembly is arranged on the welding clamp; the welding chamber is a closed space filled with protective gas, and the protective gas can avoid oxidation of the hand die in welding; the clamp fixing assembly fixes the welding clamp, and the welding assembly, part of the welding clamp and part of the clamp fixing assembly are positioned in the welding chamber; the welding fixture can fix the hand die and can enable the hand die to reciprocate; the welding assembly is capable of automatically welding the hand mold.
Preferably, the clamp fixing assembly comprises a motor, a guide rail and a bracket, the welding clamp is movably connected with the guide rail, and the guide rail is a straight line or a curve; the bracket bears the guide rail; the motor can drive the welding fixture to reciprocate along the guide rail.
Preferably, an automatic blocking door is arranged above or on the left and the right of the guide rail and is movably connected with the welding chamber, and the automatic blocking door can be automatically opened to enable the welding fixture to pass through.
Preferably, the welding protection device further comprises a gas sensor and a gas supplementing device; the gas sensor is positioned in the welding chamber and can monitor the concentration of the protective gas, and the gas supplementing device is communicated with the welding chamber; the gas supplementing device can automatically supplement the protective gas when the concentration of the protective gas is lower than a set value.
Preferably, the welding protection device further comprises a workpiece chamber, and the workpiece chamber and the welding chamber are mutually separated; the fixture fixing component penetrates through the workpiece chamber and the welding chamber.
Preferably, the welding assembly comprises a welding arm and a support plate, and the welding arm is located above the support plate and detachably connected with the support plate.
Preferably, the welding fixture comprises a bottom fixing piece, a first profiling clamping piece, a second profiling clamping piece and a push-pull assembly, wherein the first profiling clamping piece, the second profiling clamping piece and the push-pull assembly are fixedly arranged on the bottom fixing piece; the first copying clamp is used for fixedly placing the left half body of the hand mould to be welded, and the second copying clamp is used for fixedly placing the right half body of the hand mould to be welded; the push-pull assembly is used for tightly combining the second profiling clamping piece with the first profiling clamping piece, so that the left half body and the right half body of the hand die are fixed together to facilitate welding.
Preferably, the second profiling clamp comprises a linear track, a sliding block and a second profiling clamp block; the sliding block can move on the linear track; the second profiling clamping block is fixed on the sliding block.
Preferably, the first profiling clamping piece comprises a first profiling clamping block and a front supporting block, wherein the first profiling clamping block and the front supporting block are both fixed on the bottom fixing piece, and the front supporting block is used for fixing the first profiling clamping block.
Preferably, the push-pull assembly comprises a cylinder fixing plate, a rear supporting plate and a cylinder; the number of the rear supporting plates is two, and the cylinder fixing plates are fixed at two ends of the rear supporting plates; the cylinder fixing plate is fixed on the bottom fixing piece; the cylinder is fixed on the cylinder fixing plate, and the end part of a piston rod of the cylinder is fixedly connected with the back part of the second profiling clamping block so as to push and pull the second profiling clamping block.
The implementation of one of the technical schemes of the utility model has the following advantages or beneficial effects:
according to the welding protection device, the protection gas is filled in the closed welding chamber, so that the welding of the welding assembly to the hand die to be welded is carried out under the protection gas, the welding protection device is simpler in structure and better in protection effect compared with the existing welding protection device, the welding quality can be effectively ensured, meanwhile, the clamp fixing assembly fixes and drives the hand die to be welded to reciprocate, the hand die to be welded is convenient to put in or take out, and the welding efficiency is improved. The welding chamber filled with the protective gas is welded, so that the quality of hand die welding is ensured, and the product percent of pass and the production efficiency are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a perspective view of a weld protector according to an embodiment of the present invention;
FIG. 2 is a schematic view of the fixture attachment assembly and weld chamber position of an embodiment of the present invention;
FIG. 3 is a schematic view of the internal structure of the welding protection device according to the embodiment of the present invention;
FIG. 4 is a perspective view of a weld fixture and fixture attachment assembly in accordance with an embodiment of the present invention;
FIG. 5 is a perspective view of a weld fixture of an embodiment of the present invention;
fig. 6 is an internal structural view of a welding jig according to an embodiment of the present invention.
In the figure: 1. welding a clamp; 11. a bottom fixture; 12. a first profile clamp; 121. a first profiling clamping block; 122. a front support block; 13. a second profile clamp; 131. a linear track; 132. a slider; 133. a second profiling clamping block; 14. a push-pull assembly; 141. a cylinder fixing plate; 142. a rear support plate; 143. a cylinder; 15. a left half body of the hand mold; 16. the right half body of the hand mould; 2. a clamp securing assembly; 21. a motor; 22. a guide rail; 23. a support; 24. a ball screw; 3. a welding chamber; 4. welding the assembly; 41. welding an arm; 42. a support plate; 5. an automatic barrier door; 6. a workpiece chamber; 61. an opening; 7. a roller; 8. and (4) a support.
Detailed Description
In order that the objects, aspects and advantages of the present invention will become more apparent, various exemplary embodiments will be described below with reference to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various exemplary embodiments in which the utility model may be practiced. The same numbers in different drawings identify the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. It is to be understood that they are merely examples of processes, methods, apparatus, etc. consistent with certain aspects of the present disclosure as detailed in the appended claims, and that other embodiments may be used or structural and functional modifications may be made to the embodiments set forth herein without departing from the scope and spirit of the present disclosure.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," and the like are used in the orientations and positional relationships illustrated in the accompanying drawings for the purpose of facilitating the description of the present invention and simplifying the description, and do not indicate or imply that the elements so referred to must have a particular orientation, be constructed in a particular orientation, and be operated. The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The term "plurality" means two or more. The terms "connected" and "coupled" are to be construed broadly and may include, for example, a fixed connection, a removable connection, an integral connection, a mechanical connection, an electrical connection, a communicative connection, a direct connection, an indirect connection via intermediate media, and may include, for example, a connection between two elements or an interaction between two elements. The term "and/or" includes any and all combinations of one or more of the associated listed items. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In order to explain the technical solution of the present invention, the following description is made by way of specific examples, which only show the relevant portions of the embodiments of the present invention.
The first embodiment is as follows:
the utility model provides a welding protection device, which comprises a welding clamp 1, a clamp fixing assembly 2, a welding chamber 3 and a welding assembly 4, as shown in figures 1-4. The welding chamber 3 is a closed space, and is filled with protective gas, the closed space ensures that the protective gas is not easy to leak, certain concentration can be kept, the protective gas can avoid oxidation of the hand die to be welded in welding, and the protective gas is nitrogen and argon. Welding subassembly 4 and part anchor clamps fixed subassembly 2 are located welding chamber 3, and welding subassembly 4 is located welding chamber 3 to welding process all goes on in welding chamber 3, and the protection through protective gas can completely cut off oxygen, can not produce the oxidation in the welding. The fixture fixing component 2 can fix the hand die to be welded, and the hand die to be welded and the fixture fixing component 2 can be fixed in a matched mode. The clamp assembly enables the hand die to be welded to carry out reciprocating motion, the hand die to be welded is welded when being close to the welding assembly 4 through reciprocating motion, and the hand die for completing welding is taken away when being far away from the welding assembly 4, so that the automation of the welding process is realized. Welding subassembly 4 can treat the welding hand former and carry out automatic weld to can accomplish whole automatic weld process in welding protection device. According to the welding protection device, the protective gas is filled in the closed welding chamber 3, so that the welding of the welding assembly 4 to the hand die to be welded is carried out under the protective gas, the welding protection device is simpler in structure and better in protection effect compared with the existing welding protection device, the welding quality can be effectively ensured, meanwhile, the clamp fixing assembly 2 fixes and drives the hand die to be welded to reciprocate, the hand die to be welded is convenient to put in or take out, and the welding efficiency is improved. By welding in the welding chamber 3 filled with the protective gas, the utility model ensures the welding quality of the hand die and improves the product percent of pass and the production efficiency.
As an alternative embodiment, as shown in fig. 3-4, the fixture fixing assembly 2 includes a motor 21, a guide rail 22 and a bracket 23, the bracket 23 fixes the fixture fixing assembly 2, and the bracket 23 and a ball screw 24 of the fixture fixing assembly 2 can be fixed by clamping and screwing. The welding jig 1 is movably connected with the guide rail 22 so that the welding jig 1 can move along the guide rail 22. The guide rail 22 is a straight line or a curved line, as shown in fig. 6, the guide rail 22 is a straight line, and the jig fixing assembly 2 further includes a ball screw 24. Through ball screw 24, motor 21 can drive welding jig 1 and carry out reciprocating motion along guide rail 22, and guide rail 22 is fixed outside the cylinder body of ball screw 24, and guide rail 22 fixes the movement track of welding jig 1, and motor 21 can drive welding jig 1 through ball screw 24 and carry out reciprocating motion along guide rail 22. The ball screw 24 converts the rotary motion of the motor 21 into linear motion, the precision is high, and after the welding fixture 1 is fixedly connected with the ball nut of the ball screw 24, the motor 21 can drive the welding fixture 1 to reciprocate. When the guide rail 22 is a straight line or a curve, a rack is arranged on one side of the guide rail 22, the motor 21 (the motor 21 is a miniature direct current speed reduction motor, the specific rotating speed is set according to the welding complexity of the hand die to be welded and the welding speed of the welding arm 41, such as 10-100 rpm) is fixed with the welding fixture 1, a transmission gear is driven by a motor shaft to be meshed with the rack, the welding fixture 1 can be driven to move along the guide rail 22 when the motor 21 rotates, when the guide rail 22 is a curve, the complex structure can be conveniently welded, and at the moment, the guide rail 22 is preferably arranged around the welding assembly 4.
As an alternative embodiment, as shown in fig. 2-3, an automatic blocking door 5 is disposed above or on the left and right sides of the guide rail 22, the automatic blocking door 5 is a conventional one and can be opened or closed automatically by a button or the like, the automatic blocking door 5 is movably connected to the welding chamber 3, and the automatic blocking door 5 can be opened automatically to allow the welding fixture 1 to pass through, so as to facilitate the feeding or removing of the hand mold to be welded. When the automatic barrier door is opened, the hand die to be welded can enter the welding chamber 3 for welding after being assembled with the welding fixture 1, and the hand die for completing welding can enter the workpiece chamber 6 from the welding chamber 3 so as to be taken out from the welding fixture 1 conveniently. After the hand die to be welded enters the welding chamber 3 or the hand die after welding enters the workpiece chamber 6 from the welding chamber 3, the automatic blocking door 5 is closed quickly, and excessive discharge of protective gas is avoided. The number of the welding fixtures 1 and the fixture fixing assemblies 2 is at least 1-4, and 2 are shown in fig. 3, and when the guide rail 22 is a curve, the number of the welding fixtures 1 and the fixture fixing assemblies 2 is 1, so that the welding operation is more convenient. Of course, other numbers, such as 5, 6, 7, etc., may be set as required, and the specific number is determined according to the welding speed of the welding arm 21, the welding time required by the hand mold, etc., and the specific number is not illustrated. Therefore, one welding arm 41 corresponds to a plurality of hand dies to be welded, when the welding arm 41 welds the hand dies to be welded of one fixture fixing component 2, other hand dies can be prepared, for example, the hand dies to be welded which are not welded are installed, the hand dies to be welded which are welded are taken away, and the like, so that the utilization rate of the welding arm 41 is improved, and the welding speed is greatly improved.
As an optional implementation mode, the welding protection device further comprises a gas sensor and a gas supplementing device, the gas supplementing device comprises a gas storage tank, a gas making machine and a single chip microcomputer, protective gas is stored in the gas storage tank, the gas storage tank supplies gas through the gas making machine to ensure the supply of the protective gas, and the single chip microcomputer can identify a gas concentration electric signal generated by the gas sensor and monitor the pressure of the gas storage tank. The gas sensor is located inside the welding chamber 3 and can monitor the concentration of the shielding gas, and if the shielding gas is nitrogen gas and argon gas, the gas sensor is a nitrogen gas sensor and an argon gas sensor. The air supplement device is communicated with the welding chamber 3, and particularly, an air storage tank of the air supplement device is communicated with the welding chamber 3. The gas supplementing device can automatically supplement the protective gas when the concentration of the protective gas is lower than a set value, the specific value can be set according to the welding area of the hand die to be welded and the like, and certainly, the supplement of the protective gas is stopped when the concentration of the protective gas exceeds the set value within a certain range. Therefore, the concentration of the protective gas in the welding chamber 3 can be ensured to be in the most appropriate range, the welding quality can be ensured, and the cost of the protective gas can be reduced.
As an alternative embodiment, as shown in fig. 1, the welding protection device further comprises a workpiece chamber 6, and the workpiece chamber 6 is used for placing or taking out the hand mold to be welded. The workpiece chamber 6 and the welding chamber 3 are mutually separated, the closed space formed by the welding chamber 3 is not communicated with the workpiece chamber 6, and only corresponding protective gas needs to be filled in the workpiece chamber 6. The fixture fixing assembly 2 is arranged to penetrate through the workpiece chamber 6 and the welding chamber 3, namely, one part of the fixture fixing assembly 2 is positioned in the welding chamber 3, and the other part of the fixture fixing assembly 2 is positioned in the workpiece chamber 6. The workpiece chamber 6 is provided with openings 61, the hand die to be welded can be put into the welding fixture 1 or taken out from the welding fixture 1 through the openings 61, and preferably, the number of the openings 61 is two and the openings are symmetrically arranged, so that the hand die can be selected and used according to requirements.
As an alternative embodiment, as shown in fig. 3, the welding assembly 4 includes a welding arm 41 and a support plate 42, and the welding arm 41 is located above the support plate 42 and detachably connected to the support plate 42. The supporting plate 42 facilitates fixing the welding arm 41, which may be called bolt connection, screw connection, etc., and the welding arm 41 is a welding arm of a welding robot in the prior art, preferably a four-axis welding robot arm to achieve better welding quality.
As an alternative embodiment, as shown in fig. 3, rollers 7 and/or supports 8 are further disposed below the welding assembly 4 and the fixture fixing assembly 2. The roller 7 and the support 8 are detachably connected with the support plate 42 and the bracket 23. The roller 7 can make the welding assembly 4 and the fixture fixing assembly 2 move conveniently, so that the distance between the welding arm 41 and the hand die to be welded can be adjusted, the distance between the welding arm 41 and the hand die to be welded is the optimal distance suitable for welding, and the welding assembly 4 and the fixture fixing assembly 2 can be moved out of the welding chamber 3 and the workpiece chamber 6 conveniently. The support 8 makes the fixed more firm between welding subassembly 4, anchor clamps fixed subassembly 2 and the ground, avoids welding process in-process position to take place the skew, influences the welding quality of waiting to weld the hand former.
Example two:
the utility model provides a welding fixture 1, as shown in fig. 5-6, the welding fixture 1 comprises a bottom fixing member 11, a first profile clamping piece 12, a second profile clamping piece 13 and a push-pull assembly 14, wherein the first profile clamping piece 12, the second profile clamping piece 13 and the push-pull assembly 14 are fixedly arranged on the bottom fixing member 11; the first copying clamp 12 is used for fixedly placing a left half body 15 of the hand mould to be welded, and the second copying clamp 13 is used for fixedly placing a right half body 16 of the hand mould to be welded; the push-pull assembly 14 is used for tightly combining the second profile clamping piece 13 with the first profile clamping piece 12, and further fixing the left half body 15 and the right half body 16 of the hand former together for welding. Specifically, the push-pull assembly 14 pushes the second profiling clamping piece 13 to be tightly combined with the first profiling clamping piece 12, so that the left hand mold half body 15 and the right hand mold half body 16 are fixed together to facilitate welding, and the left hand mold half body 15 and the right hand mold half body 16 are welded into a hand mold body; when the welding is completed, the push-pull assembly 14 pulls the second profile clamp piece 13 to separate from the first profile clamp piece 12, thereby facilitating the removal of the hand former body. More specifically, the material of the welding jig may be graphite, metal, or the like, and the specific material is not particularly limited herein. It should be noted that the thickness of the left half-body 15 and the right half-body 16 of the hand mold may be different, and the thickness may be interchanged from side to side, and is not symmetrically arranged. Furthermore, the first profile clamp 12 and the second profile clamp 13 are different (in particular, their thicknesses), such that the first profile clamp 12 can be used to hold the left hand form half 15, and the second profile clamp 13 can be used to hold the right hand form half 16; if the first profile clamp member 12 is adapted to hold the right hand form half 16, the second profile clamp member 13 is adapted to hold the left hand form half 15. The welding fixture is used for fixing the left half body 15 and the right half body 16 of the hand die to be tightly pressed against each other and welded into a hand die body by laser, and the hand die body is ground into the hand die by CNC (computerized numerical control) machining or polishing; the welding surfaces of the left hand mold half 15 and the right hand mold half 16 are not in the middle position. The welding fixture disclosed by the utility model tightly fixes the hand die half bodies together, and further accurately and accurately combines the left hand die half body and the right hand die half body together, so that the dimensional precision of welding is ensured, the problems of poor surface leveling quality, sand holes and more depressions in the conventional hand die welding are solved, and the product percent of pass and the production efficiency are improved.
As an alternative embodiment, as shown in fig. 5-6, the second contoured clip 13 includes a linear track 131, a slider 132, and a second contoured clip piece 133; the slider 132 is movable on the linear rail 131; a second contoured clamping block 133 is secured to the slide block 132. The number of the linear tracks 131 and the sliders 132 can be 2 (of course, 1, 3-5, etc. can be set as required), the length of the linear tracks is in the range of 5mm-400mm, and the sliders 132 are slidably arranged on the linear tracks 311. Of course, the linear track 131 and the slider 132 may have other structures to achieve smooth movement of the second copying clamp 133.
As an alternative embodiment, as shown in fig. 5-6, the first profile clamp piece 12 includes a first profile clamp block 121 and a front support block 122, both fixed to the bottom fixture 11, the front support block 122 being used to fix the first profile clamp block 121. The inner side of the first copying clamp block 121 is a groove of the left half body of the hand model, the inner side of the second copying clamp block 133 is a groove of the right half body of the hand model, the groove of the left half body of the hand model is used for fixedly placing the left half body 15 of the hand model, and the groove of the right half body of the hand model is used for fixedly placing the right half body 16 of the hand model. Specifically, the grooves of the left half body and the right half body of the hand mold have different thicknesses (the grooves are matched with the left half body and the right half body of the hand mold with different thicknesses), the thickness of the thumb of the grooves of the left half body and the right half body of the hand mold is 1-10mm, the width of the thumb of the grooves of the left half body and the right half body of the hand mold is 1-18mm, and the length of the thumb of the grooves of the left half body and the right half body of the hand mold is 1-80 mm; the thickness of the forefinger, the middle finger, the ring finger and the little finger of the left half groove and the right half groove of the hand mold is 1-10mm, the width is 1-10mm, and the length is 10-100 mm; the thickness of the elbow of the groove of the left half body of the hand mould and the elbow of the groove of the right half body of the hand mould is 20-200mm, and the width of the elbow of the groove of the left half body of the hand mould and the elbow of the groove of the right half body of the hand mould is 30-300 mm; specifically, the thickness of the palms of the first profiling clamping block 121 and the second profiling clamping block 133 is 1-200mm, the width is 20-300mm, the thickness of the elbow is 20-200mm, the width is 30-300mm, the length of the first profiling clamping block 121 and the second profiling clamping block 133 is 200-700mm, and specifically, the length of the first profiling clamping block 121 and the length of the second profiling clamping block 133 are different.
As an alternative embodiment, as shown in fig. 5-6, the push-pull assembly 14 includes a cylinder fixing plate 141, a rear support plate 142, and a cylinder 143; the number of the rear supporting plates 142 is two, and the cylinder fixing plates 141 are fixed at both ends; the cylinder fixing plate 141 is fixed on the bottom fixing member 11; the cylinder 143 is fixed on the cylinder fixing plate 141, and the end of the piston rod of the cylinder 143 is fixedly connected with the back of the second copying clamp block 133, so as to push and pull the second copying clamp block 133. Specifically, two rear support plates 142 are used to fix the cylinder fixing plate 141. More specifically, the pressure range of the air cylinder is 10-500 kg, and the operating range of the air cylinder is 5-400 mm. Specifically, the second profiling clamping block 133 fixes and locks the right half body of the hand die through the movement of the cylinder 143, and simultaneously performs accurate alignment, and positioning holes of the clamping blocks (the first profiling clamping block 121 and the second profiling clamping block 133) and positioning columns of the half bodies of the hand die (the left half body 15 and the right half body 16 of the hand die) are arranged in a one-to-one correspondence manner, so that the left half body of the hand die and the right half body of the hand die are accurately combined together, and the size precision of welding is ensured.
The embodiment is only a specific example and does not indicate such an implementation of the utility model.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. A welding protection device is characterized by comprising a welding clamp, a clamp fixing assembly, a welding chamber and a welding assembly; the welding chamber is a closed space filled with protective gas, and the protective gas can avoid oxidation of the hand die in welding; the clamp fixing assembly fixes the welding clamp, and the welding assembly, part of the welding clamp and part of the clamp fixing assembly are positioned in the welding chamber; the welding fixture can fix the hand die and can enable the hand die to reciprocate; the welding assembly is capable of automatically welding the hand mold.
2. The welding protection device of claim 1, wherein the clamp fixing assembly comprises a motor, a guide rail and a bracket, the welding clamp is movably connected with the guide rail, and the guide rail is linear or curved; the bracket bears the guide rail; the motor can drive the welding fixture to reciprocate along the guide rail.
3. The welding protection device of claim 2, wherein an automatic blocking door is arranged above or on the left side and the right side of the guide rail, the automatic blocking door is movably connected with the welding chamber, and the automatic blocking door can be automatically opened to enable the welding fixture to pass through.
4. The weld protection device of claim 1, further comprising a gas sensor and a gas supplement device; the gas sensor is positioned in the welding chamber and can monitor the concentration of the protective gas, and the gas supplementing device is communicated with the welding chamber; the gas supplementing device can automatically supplement the protective gas when the concentration of the protective gas is lower than a set value.
5. The weld protection device of claim 1, further comprising a workpiece chamber, the workpiece chamber and the weld chamber being isolated from one another; the fixture fixing component penetrates through the workpiece chamber and the welding chamber.
6. The weld protection device of claim 1, wherein the weld assembly includes a welding arm and a support plate, the welding arm being positioned above the support plate and removably coupled to the support plate.
7. The weld protection device of claim 1, wherein the weld fixture includes a bottom fixture, a first profile clamp, a second profile clamp, and a push-pull assembly all fixedly disposed on the bottom fixture; the first copying clamp is used for fixedly placing the left half body of the hand mould to be welded, and the second copying clamp is used for fixedly placing the right half body of the hand mould to be welded; the push-pull assembly is used for tightly combining the second profiling clamping piece with the first profiling clamping piece, so that the left half body and the right half body of the hand die are fixed together to facilitate welding.
8. The weld protection device of claim 7, wherein the second contoured clip comprises a linear rail, a slider block, and a second contoured clip block; the sliding block can move on the linear track; the second profiling clamping block is fixed on the sliding block.
9. The weld protection device of claim 8, wherein the first profile clamp includes a first profile clamp block and a front support block both secured to the bottom fixture, the front support block for securing the first profile clamp block.
10. The weld protection device according to claim 8, wherein the push-pull assembly includes a cylinder fixing plate, a rear support plate, and a cylinder; the number of the rear supporting plates is two, and the cylinder fixing plates are fixed at two ends of the rear supporting plates; the cylinder fixing plate is fixed on the bottom fixing piece; the cylinder is fixed on the cylinder fixing plate, and the end part of a piston rod of the cylinder is fixedly connected with the back part of the second profiling clamping block so as to push and pull the second profiling clamping block.
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CN202120302284.5U CN215658416U (en) | 2021-02-02 | 2021-02-02 | Welding protection device |
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CN202120302284.5U CN215658416U (en) | 2021-02-02 | 2021-02-02 | Welding protection device |
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CN215658416U true CN215658416U (en) | 2022-01-28 |
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CN202120302284.5U Active CN215658416U (en) | 2021-02-02 | 2021-02-02 | Welding protection device |
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2021
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