CN117086436B - Flexible clamp jig for brazing plate type heat exchanger - Google Patents
Flexible clamp jig for brazing plate type heat exchanger Download PDFInfo
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- CN117086436B CN117086436B CN202311361398.7A CN202311361398A CN117086436B CN 117086436 B CN117086436 B CN 117086436B CN 202311361398 A CN202311361398 A CN 202311361398A CN 117086436 B CN117086436 B CN 117086436B
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- side wall
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- 238000005219 brazing Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 67
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 230000014759 maintenance of location Effects 0.000 claims description 9
- 206010066054 Dysmorphism Diseases 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 230000009471 action Effects 0.000 description 9
- 230000000712 assembly Effects 0.000 description 7
- 238000000429 assembly Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000003860 storage Methods 0.000 description 6
- 230000003044 adaptive effect Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000003578 releasing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a flexible clamp jig for a brazing plate type heat exchanger, which relates to the technical field of brazing plate type heat exchanger processing and comprises clamping units on two sides of a special-shaped component, wherein each clamping unit comprises a contact movable box with a plurality of movable frames fixedly connected inside and a control box with two inside, the control boxes are fixedly connected on the outer side wall of the contact movable box, movable jacking blocks are slidably connected inside the movable frames, one ends of the movable jacking blocks are fixedly connected with movable columns and a top plate in sequence, reset structures are fixedly connected between the movable frames and the jacking blocks, transmission chain belts are arranged in parallel, and the outer side wall and the inner side wall of each transmission chain belt are respectively connected with a fixed fluted disc and a movable fluted disc in a transmission mode.
Description
Technical Field
The invention relates to the technical field of brazing plate type heat exchanger processing, in particular to a flexible clamp jig for a brazing plate type heat exchanger.
Background
The plate heat exchanger is a universal heat exchange device, is widely applied to various occasions needing heat exchange such as machinery, electric power, chemical industry, medicines and the like, and can be used for heat exchange between water, water-oil, water-steam, media such as refrigerants and air according to the material of a heat exchange plate, and is clamped by a clamping fixture during production and processing.
At present, when the special-shaped brazing plate type heat exchanger component is produced and processed in the prior art, the clamp jig is required to be adjusted to carry out adaptive clamping, the adjustment process is complicated, the production and processing are not facilitated, and the production and processing efficiency is affected, so that the invention provides the flexible clamp jig for the brazing plate type heat exchanger.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, when the special-shaped brazing plate type heat exchanger component is produced and processed, a clamp jig is required to be adjusted to carry out adaptive clamping, the adjustment process is complex, the production and processing are not facilitated, and the production and processing efficiency is affected.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a flexible clamp tool for brazing plate heat exchanger, includes the clamping unit of dysmorphism subassembly both sides, the clamping unit includes that inside rigid coupling has the contact movable box of a plurality of movable frame and inside be equipped with the control box of two transmission chain belts, the control box rigid coupling is on the lateral wall of contact movable box, the inside equal sliding connection of movable frame has movable kicking block, the one end rigid coupling of movable kicking block has movable column and roof in proper order, all the rigid coupling has reset structure between movable frame and the movable kicking block, transmission chain belt mutual parallel arrangement, transmission fluted disc has been connected with location fluted disc, movable fluted disc on the lateral wall respectively on the lateral wall of transmission chain belt, transmission fluted disc is located the both sides of contact movable box, location fluted disc and movable fluted disc all are provided with a plurality of pairs to crisscross distribution, two between two location fluted discs that are parallel to each other on the transmission chain belt, all rotate between two movable fluted discs and two transmission fluted discs and cup joint the pivot, the location fluted disc passes through the inside wall of installing on the control box, movable fluted disc and the extension guide block have the pivot on the same pivot on the movable roof side of the movable carrier bar, the top assembly has the pivot that the top assembly is connected with the pivot on the movable carrier bar.
Preferably, the reset structure comprises a reset spring, the reset spring is sleeved on the outer side wall of the movable column, the movable column is slidably connected on the inner side wall of the movable frame, and the reset spring is fixedly connected between the movable top block and the movable frame.
Preferably, the reset structure further comprises a limit groove, the limit groove is formed in the outer side wall of the movable frame, and the size of the limit groove is matched with the top plate.
Preferably, the shrink direction subassembly includes the shrink slider, the shrink slider is provided with two, two the both ends of the pivot of shrink slider rigid coupling on movable fluted disc respectively, the outside of shrink slider all is equipped with the shrink spout, the shrink spout is all offered on the lateral wall of control box, the inside at the shrink spout is all sliding connection to the shrink slider.
Preferably, the tightening assembly comprises two force accumulating plates, the force accumulating plates are arranged on two sides of the movable ejector block, the force accumulating plates are fixedly connected to the outer side wall of the ejector rod, two force accumulating springs are fixedly connected between the force accumulating plates, sliding rods are sleeved on the inner side walls of the force accumulating springs in a sleeved mode, the force accumulating plates are sleeved on the outer side walls of the sliding rods in a sliding mode, and two ends of the sliding rods are fixedly connected to the inner side walls of the control box.
Preferably, the extension direction subassembly includes extension slider and extension cylinder, the extension slider is provided with two, the extension slider is the both ends of the pivot of rigid coupling on the transmission fluted disc respectively, the outside of extension slider all is equipped with the extension spout, the extension spout is all offered on the lateral wall of control box, the inside at the extension spout is all sliding connection to the extension slider, the extension cylinder rigid coupling is on the lateral wall of control box, is located the one end of the pivot on the transmission fluted disc is equipped with the extension end, the output and the extension end rigid coupling of extension cylinder.
Preferably, the locating component includes that all interlock is located on the tooth is stung to location fluted disc lateral wall, two that parallels all fixed sleeve has cup jointed the fixed axle between the location stung of location fluted disc interlock, the both ends of fixed axle all fixedly connected with location slider, the outside of location slider all is equipped with the location spout, the location spout is all offered on the lateral wall of control box, the equal sliding connection of location slider is in the inside of location spout, is located the homonymy the joint has the connecting plate of one end common rigid coupling of fixed axle, two the rigid coupling has the location cylinder between the connecting plate.
Preferably, the outer side wall of the top plate is fixedly connected with a plurality of bulges, and the bulges are made of rubber.
Preferably, one end of the ejector rod, which is close to the movable ejector block, is fixedly connected with a sphere.
Compared with the prior art, the invention has the advantages and positive effects that:
according to the invention, when the special-shaped brazing plate type heat exchanger assembly is produced, the clamp jig is adaptively adjusted, the extension guide assemblies are arranged, the transmission fluted disc moves to two sides, the length of the transmission chain belt is prolonged, under the transmission action of the transmission chain belt, the movable fluted disc of the same pair contracts the width of the transmission chain belt through the contraction guide assemblies between the two retention fluted discs, the ejector rods at two sides of the movable ejector block are simultaneously contacted with the inclined surfaces of the movable ejector block, the movable ejector block is pushed until the ejector plate is contacted with the special-shaped assemblies, the ejector plates are respectively contacted with the special-shaped outer side walls, the transmission chain belt is prolonged to the limit length, the rotation of the retention fluted disc is locked through the arranged positioning assemblies, the transmission of the transmission chain belt and the movable fluted disc is locked, the height of the movable fluted disc is limited, namely the minimum length of the ejection of the ejector plate is limited, the adaptive adjustment of the clamp jig is completed, the adjustment process is simple, the clamping of the special-shaped structure can be quickly adapted, the adjustment process is simple, the production and processing is facilitated, and the production processing efficiency is improved.
In the invention, when the transmission chain belt transversely extends in the deformation process, the transmission chain belt tightens and narrows along with the movement of the transmission fluted disc in the longitudinal direction, the transmission fluted disc drives the ejector rod to push the movable ejector block to move through the rotating shaft so as to push the top plate to extend until the top plate is abutted against the special-shaped assembly, and the lengths of the extending top plate and the special-shaped assembly are different because the distances between the top plate and the special-shaped assembly at different positions are different, and the top plate is abutted against the different positions of the special-shaped assembly respectively so as to clamp the special-shaped assembly.
According to the invention, by arranging the tightening assembly, the reset structure and the positioning assembly, when the type of the clamping special-shaped assembly is switched and the top plate is required to be reset for readjustment use, the positioning cylinder is started, the positioning biting teeth are separated from the positioning fluted disc by pushing the connecting plates at two sides to move away from each other, the extension cylinder is started to gradually pull the transmission fluted disc to reset, under the elastic action of the reset spring, the movable ejector block is pushed to move by the reset spring, meanwhile, the power storage spring stretches under the elastic action of the self, the movable ejector block pushes the ejector rods to move upwards through the inclined surfaces of the movable ejector block, the power storage spring pushes the two ejector rods to move towards the direction away from each other, the movable fluted disc gradually moves upwards and drives on the transmission chain belt until all the top plates are gradually reset, the elastic force of the power storage spring acts on the movable fluted disc through the power storage plates, the ejector rods and the rotating shafts, so that the transmission is kept in a tight state, and the reset process of the top plate is simple and smooth, and readjustment use is convenient.
Drawings
Fig. 1 is a schematic perspective view showing a flexible jig for a brazed plate heat exchanger;
fig. 2 is a schematic perspective view showing a clamping unit in a flexible clamping fixture for a brazed plate heat exchanger according to the present invention;
FIG. 3 is a schematic view showing the internal structure of a control box in a flexible clamp for a brazed plate heat exchanger according to the present invention;
FIG. 4 is a schematic view showing the internal structure of a control box for a flexible jig for a brazed plate heat exchanger according to the present invention;
FIG. 5 is a schematic view of a tightening assembly for a flexible fixture of a brazed plate heat exchanger;
FIG. 6 is a schematic diagram showing a reset structure in a flexible jig for a brazed plate heat exchanger according to the present invention;
FIG. 7 is a schematic view of the internal structure of a control box in a flexible clamp for a brazed plate heat exchanger according to the present invention;
fig. 8 is a schematic view showing the structure of the flexible clamp for the brazed plate heat exchanger in the extending state of the movable column.
Legend description: 1. a contact movable box; 11. a movable top block; 12. a movable column; 13. a top plate;
2. a control box; 21. a movable frame;
3. a drive chain belt; 31. a retention fluted disc; 32. a movable fluted disc; 33. a transmission fluted disc; 34. a rotating shaft; 35. a push rod;
4. a retraction guide assembly; 41. retracting the sliding block; 42. contracting the chute;
5. a tightening assembly; 51. a force storage plate; 52. a power storage spring; 53. a slide bar;
6. a reset structure; 61. a return spring; 62. a limit groove;
7. an extension guide assembly; 71. extending the slide block; 72. extending the chute; 73. extending the cylinder;
8. a positioning assembly; 81. positioning biting teeth; 82. a fixed shaft; 83. positioning a sliding block; 84. positioning a chute; 85. a connecting plate; 86. and positioning a cylinder.
Detailed Description
In order that the above objects, features and advantages of the invention will be more clearly understood, a further description of the invention will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as described herein, and therefore the present invention is not limited to the specific embodiments of the disclosure that follow.
Example 1
According to the figures 1-8, as shown in figures 1, 2, 3 and 6, the flexible clamp for the brazing sheet type heat exchanger provided by the embodiment of the invention comprises clamping units on two sides of a special-shaped assembly, each clamping unit comprises a contact movable box 1 internally fixedly connected with a plurality of movable frames 21 and a control box 2 internally provided with two transmission chain belts 3, as shown in figure 6, each control box 2 is fixedly connected on the outer side wall of the contact movable box 1, the inner parts of the movable frames 21 are respectively and slidingly connected with a movable top block 11, one end of each movable top block 11 is sequentially fixedly connected with a movable column 12 and a top plate 13, a reset structure 6 is fixedly connected between each movable frame 21 and each movable top block 11, the transmission chain belts 3 are mutually arranged in parallel, the outer side wall and the inner side wall of each transmission chain belt 3 are respectively in transmission connection with a retaining fluted disc 31 and a movable fluted disc 32, the two ends of the inner side wall of the transmission chain belt 3 are respectively connected with transmission fluted discs 33 in a transmission way, the transmission fluted discs 33 are positioned on two sides of the contact movable box 1, the retention fluted discs 31 and the movable fluted discs 32 are respectively provided with a plurality of pairs and are distributed in a staggered way, the two retention fluted discs 31 which are mutually parallel on the transmission chain belt 3, the two movable fluted discs 32 and the two transmission fluted discs 33 are respectively and rotatably sleeved with a rotating shaft 34, the retention fluted discs 31 are arranged on the inner side wall of the control box 2 through the rotating shafts 34, the movable fluted discs 32 and the transmission fluted discs 33 are respectively and slidably connected on the inner side wall of the control box 2 through the shrinkage guide component 4 and the extension guide component 7, the two sides of the movable jacking block 11 are respectively provided with inclined planes, the inclined planes of the movable jacking block 11 are respectively contacted with jacking rods 35, the rotating shafts 34 on the movable fluted discs 32 are fixedly connected with the jacking rods 35, the tightening components 5 are fixedly connected between the ejector rods 35 on the two sides of the same movable ejector block 11, and the outer side wall of the retention fluted disc 31 is connected with the positioning component 8 in a meshed manner.
As shown in fig. 7, a plurality of protrusions are fixedly connected to the outer side wall of the top plate 13, and the protrusions are made of rubber material, so that the capability of the surface of the top plate 13 for clamping the special-shaped component is optimized;
as shown in fig. 5, the end of the ejector rod 35, which is close to the movable ejector block 11, is fixedly connected with a sphere, and the ejector rod 35 uses the sphere to abut against the inclined surface of the movable ejector block 11 to slide, so that abrasion is reduced;
as shown in fig. 2 and 7, the shrinkage guide assembly 4 includes two shrinkage slide blocks 41, the two shrinkage slide blocks 41 are respectively fixedly connected with two ends of the rotating shaft 34 on the movable fluted disc 32, shrinkage slide grooves 42 are respectively arranged on the outer sides of the shrinkage slide blocks 41, the shrinkage slide grooves 42 are respectively arranged on the side walls of the control box 2, the shrinkage slide blocks 41 are respectively and slidably connected in the shrinkage slide grooves 42, and the movable fluted disc 32 drives the shrinkage slide blocks 41 to slide along the shrinkage slide grooves 42 through the rotating shaft 34 under the transmission action of the transmission chain belt 3, so that the width of the transmission chain belt 3 is vertically changed;
as shown in fig. 4 and 5, the tightening assembly 5 includes two force accumulating plates 51, the force accumulating plates 51 are disposed at two sides of the movable top block 11, the force accumulating plates 51 are fixedly connected to the outer side wall of the top rod 35, two force accumulating springs 52 are fixedly connected between the two force accumulating plates 51, sliding rods 53 are respectively sleeved on the inner side walls of the force accumulating springs 52, the force accumulating plates 51 are respectively and slidingly sleeved on the outer side walls of the sliding rods 53, two ends of the sliding rods 53 are respectively and fixedly connected to the inner side walls of the control box 2, the two force accumulating plates 51 are pushed to be separated by the elasticity of the force accumulating springs 52, so that the two top rods 35 are pushed to be separated, the movable fluted disc 32 is pushed to be driven on the driving chain belt 3 by the top rod 35, and the elastic acting force of the force accumulating springs 52 acts on the movable fluted disc 32 and the driving chain belt 3, so that the driving chain belt 3 is kept in a tightened state;
as shown in fig. 2 and 3, the extension guiding assembly 7 includes an extension slide block 71 and an extension cylinder 73, the extension slide block 71 is provided with two extension slide blocks 71 respectively and fixedly connected with two ends of the rotating shaft 34 on the driving fluted disc 33, the outer sides of the extension slide blocks 71 are respectively provided with an extension chute 72, the extension chute 72 is respectively opened on the side wall of the control box 2, the extension slide blocks 71 are respectively and slidingly connected in the extension chute 72, the extension cylinder 73 is fixedly connected on the outer side wall of the control box 2, one end of the rotating shaft 34 on the driving fluted disc 33 is provided with an extension end, the output end of the extension cylinder 73 is fixedly connected with the extension end, when the extension cylinder 73 is started, the extension end of the extension cylinder 73 drives the connected driving fluted disc 33 to move through the extension end of the pushing rotating shaft 34, so that the driving fluted disc 33 slides along the extension chute 72, the extension chute 72 drives the driving fluted disc 3 to drive the driving chain 3 to deform, the total length of the driving chain 3 is unchanged, and the total length of the driving chain 3 is necessarily narrowed in the vertical direction due to the extension of the lateral length, so that when the driving chain 3 is narrowed vertically, the two driving chain rods 3 are pulled by the two symmetrical push top rods 11 and the top support rods 11 are pushed by the top support rods 11, the top support assemblies, the top rods 11 and the top support the top assemblies, and the top rods 11 are pushed by the top support and the top assemblies, and the top rods 11;
referring to fig. 1 and 7, the positioning assembly 8 includes positioning teeth 81 engaged on the outer sidewall of the positioning fluted disc 31, a fixed shaft 82 is fixedly sleeved between the positioning teeth 81 engaged by the two parallel positioning fluted discs 31, positioning sliding blocks 83 are fixedly connected at two ends of the fixed shaft 82, positioning sliding grooves 84 are formed on the outer sides of the positioning sliding blocks 83, the positioning sliding grooves 84 are formed on the sidewall of the control box 2, the positioning sliding blocks 83 are slidably connected in the positioning sliding grooves 84, one ends of the fixed shafts 82 on the same side are fixedly connected with connecting plates 85, a positioning cylinder 86 is fixedly connected between the two connecting plates 85, the positioning cylinder 86 is positioned on one side of the contact movable box 1, the main body of the positioning cylinder 86 is fixedly connected to the connecting plate 85 positioned below, the output end of the positioning cylinder 86 is fixedly connected to the connecting plate 85 positioned above, as shown in fig. 2 and 3, the connecting plates 85 on the upper side and the lower side are driven to move oppositely by controlling the extension and contraction of the output end of the positioning cylinder 86, so that the positioning biting teeth 81 are controlled to be meshed with and separated from the retaining fluted disc 31, the rotation of the retaining fluted disc 31 can be controlled, the transmission of the transmission chain belt 3 is controlled, the retaining fluted disc 31 on the two sides of the movable fluted disc 32 is locked, the transmission of the movable fluted disc 32 between the two retaining fluted discs 31 is limited, the height of the movable fluted disc 32 is limited, the position of the ejector rod 35 is limited, and the minimum extending length of the movable ejector block 11, the movable column 12 and the top plate 13 is kept after the adjustment is finished.
In this embodiment, the driving chain belt 3 is connected end to end, and can be deformed in the control box 2, and when it is extended in the transverse direction, the driving chain belt is narrowed in the vertical direction, and the driving chain belt 3 and the fixing toothed disc 31, the movable toothed disc 32 and the driving toothed disc 33 are driven, and the fixing toothed disc 31, the movable toothed disc 32 and the driving toothed disc 33 can all rotate on the rotating shaft 34 in the driving process, and the driving of the driving chain belt 3 and the movable toothed disc 32 can be limited by limiting the rotation of the fixing toothed disc 31 at two sides of the movable toothed disc 32.
In this embodiment, when the special-shaped brazing sheet type heat exchanger assembly is adaptively clamped, the positioning cylinder 86 is started, both ends of the positioning cylinder 86 simultaneously push the connecting plate 85 to move in a direction away from each other, the connecting plate 85 drives the positioning slide block 83 to slide along the positioning slide groove 84, the positioning biting teeth 81 are driven to be separated from the retaining tooth disc 31 by driving the fixed shaft 82, then the extension cylinder 73 is started, the extension cylinder 73 drives the two extension slide blocks 71 to slide along the extension slide groove 72, the two transmission tooth discs 33 slide along the extension slide groove 72, the transmission chain belt 3 is gradually extended in the transverse direction, the transmission chain belt 3 between the two retaining tooth discs 31 is gradually tightened due to the fixed position of the retaining tooth disc 31, the stress of the movable tooth disc 32 is gradually increased, the transmission chain belt 3 drives the movable tooth disc 32 to rotate, and simultaneously, the two symmetrical movable tooth discs 32 in the vertical direction are moved in a direction close to each other, so that the transmission chain belt 3 is gradually narrowed vertically, the movable fluted disc 32 drives the ejector rods 35 to be close to the inclined plane of the movable ejector block 11 through the rotating shaft 34 and to abut against the inclined plane of the movable ejector block 11 to slide, the ejector rods 35 on two sides of the movable ejector block 11 simultaneously abut against the inclined plane of the movable ejector block through the spheres, the ejector rods 35 slide along the outer side walls of the sliding rods 53 through the force accumulating plates 51 and simultaneously slide along the shrinkage sliding grooves 42 through the rotating shaft 34 and the shrinkage sliding blocks 41, the ejector rods 35 on two sides of the movable ejector block 11 push the movable ejector block 11 to slide in the movable frame 21 in a fixed direction together to drive the movable column 12 and the top plate 13 to move towards the special-shaped component until the top plate 13 abuts against the special-shaped component, the movable fluted disc 32 and the ejector rods 35 move downwards until the movable ejector block 11 abuts against the special-shaped component due to different distances between the top plate 13 and the special-shaped component, the thrust borne by the movable ejector block 11 is transferred to the special-shaped assembly, so that the movable ejector block is simultaneously abutted against the outer wall of the special-shaped assembly through the plurality of top plates 13, the adaptive clamping is performed, finally, the shrinkage of the positioning cylinder 86 is controlled again, the positioning biting teeth 81 are meshed on the outer side wall of the positioning fluted disc 31 again, the rotation of the positioning fluted disc 31 at two sides of the movable fluted disc 32 is limited, the transmission between the transmission chain belt 3 and the movable fluted disc 32 is limited, the elastic force of the power accumulating spring 52 is transmitted to the movable fluted disc 32 through the power accumulating plate 51, the ejector rod 35 and the rotating shaft 34, the height of the movable fluted disc 32 is limited, meanwhile, the transmission chain belt 3 is kept in a tight state, as shown in fig. 8, the distance between the two symmetrical movable fluted discs 32, namely the vertical narrowed and transversely prolonged state of the transmission chain belt is kept, the minimum extending length of the movable column 12 is limited, so that when the special-shaped assembly of the same type is clamped, the clamping and the releasing actions can be repeatedly performed through controlling the spacing between the clamping unit and the special-shaped assembly, and the state of the special-shaped assembly is kept to be adapted to the clamping.
Example 2
As shown in fig. 5 and 6, based on the same concept of the above embodiment 1, the reset structure 6 further includes a reset spring 61, where the reset spring 61 is sleeved on the outer side wall of the movable column 12, the movable column 12 is slidably connected to the inner side wall of the movable frame 21, the reset spring 61 is fixedly connected between the movable top block 11 and the movable frame 21, the movable top block 11 is driven by the pushing action of the top rod 35 through its inclined surface to drive the movable column 12 and the top plate 13 to move, so that the reset spring 61 is compressed on the movable column 12 until the top plate 13 contacts with the special-shaped component, and after the positioning component 8 locks the retention fluted disc 31, the reset spring 61 stretches under its own elastic action, and when the top rod 35 is reset, the reset spring 61 can drive the movable top block 11 to reset by pushing the movable top block 11 to slide; the reset structure 6 further comprises a limit groove 62, the limit groove 62 is formed in the outer side wall of the movable frame 21, the size of the limit groove 62 is matched with the top plate 13, the reset structure 6 is used for limiting the sliding distance between the movable top block 11 and the movable column 12, and meanwhile, the extension distance of the reset spring 61 is limited.
In this embodiment, when the type of the special-shaped component needs to be adaptively adjusted again, and when the top plate 13 needs to be reset, the reset spring 61 is extruded to shrink on the movable post 12 when the top plate 13 stretches out of the movable frame 21, when the reset spring 61 stretches under the elastic action of the reset spring 61, the elastic force of the reset spring acts on the ejector rod 35 through the movable ejector block 11, and the force accumulating spring 52 stretches between the two force accumulating plates 51, the elastic force of the force accumulating plates 51 acts on the ejector rod 35, the ejector rod 35 acts on the movable fluted disc 32 through the rotating shaft 34, and acts on the driving fluted disc 3, the rotation of the fixed fluted disc 31 in transmission connection with the driving chainbelt 3 is limited, so that the driving chainbelt 3 is kept in a tight state, and then the positioning cylinder 86 stretches, so that after the positioning biting tooth 81 is separated from the fixed fluted disc 31, the extension cylinder 73 is started to shrink to drive the driving fluted disc 33 to gradually reset, the length of the driving chainbelt 3 is gradually shrunk to be short, so that the length of the driving chainbelt 3 is gradually widened in the vertical direction, the driving belt 32 rotates under the driving action of the driving chainbelt 3 under the pushing of the ejector rod 35, and the driving action of the driving belt 3 is gradually reset until the movable fluted disc 42 slides along the shrinkage sliding chute 42, so that the driving belt 3 gradually resets, and the driving belt 3 is conveniently reset again.
The present invention is not limited to the above embodiments, and any equivalent embodiments which can be changed or modified by the technical disclosure described above can be applied to other fields, but any simple modification, equivalent changes and modification to the above embodiments according to the technical matter of the present invention will still fall within the protection scope of the technical disclosure.
Claims (8)
1. A flexible clamp tool for brazing plate heat exchanger, including the clamping unit of dysmorphism subassembly both sides, its characterized in that: the clamping unit comprises a contact movable box (1) internally fixedly connected with a plurality of movable frames (21) and a control box (2) internally provided with two transmission chain belts (3), the control box (2) is fixedly connected to the outer side wall of the contact movable box (1), movable top blocks (11) are slidably connected to the inside of the movable frames (21), one ends of the movable top blocks (11) are sequentially fixedly connected with movable columns (12) and top plates (13), reset structures (6) are fixedly connected between the movable frames (21) and the movable top blocks (11), the transmission chain belts (3) are mutually parallel, a retaining fluted disc (31) and a movable fluted disc (32) are respectively connected to the outer side wall and the inner side wall of the transmission chain belts (3) in a transmission mode, the two ends of the inner side wall of the transmission chain belts (3) are respectively connected with a transmission fluted disc (33), the transmission fluted disc (33) are positioned on two sides of the contact movable box (1), the retaining fluted disc (31) and the movable fluted disc (32) are respectively provided with a plurality of pairs and distributed in a staggered mode, two transmission fluted discs (3) are respectively connected between two rotation shafts (34) and two transmission fluted discs (31) are respectively connected between two transmission fluted discs (34) in a sleeved mode between two transmission chain belts (2), the movable fluted disc (32) and the transmission fluted disc (33) are respectively connected onto the inner side wall of the control box (2) in a sliding manner through the shrinkage guide assembly (4) and the extension guide assembly (7), two sides of the movable jacking block (11) are respectively arranged in an inclined plane, the inclined planes of the movable jacking block (11) are respectively contacted with the ejector rod (35), the rotating shaft (34) on the movable fluted disc (32) is fixedly connected with the ejector rod (35), the tightening assembly (5) is fixedly connected between the ejector rods (35) on two sides of the same movable jacking block (11), and the outer side wall of the retention fluted disc (31) is connected with the positioning assembly (8) in a meshed manner;
the positioning assembly (8) comprises positioning biting teeth (81) which are all meshed on the outer side wall of the positioning fluted disc (31), two parallel positioning biting teeth (81) which are meshed with the positioning fluted disc (31) are fixedly sleeved with a fixed shaft (82), two ends of the fixed shaft (82) are fixedly connected with positioning sliding blocks (83), the outer sides of the positioning sliding blocks (83) are provided with positioning sliding grooves (84), the positioning sliding grooves (84) are all formed in the side wall of the control box (2), the positioning sliding blocks (83) are connected with the inside of the positioning sliding grooves (84) in a sliding mode, the two positioning sliding blocks are located on the same side, one ends of the fixed shaft (82) are fixedly connected with connecting plates (85) in a common mode, and positioning air cylinders (86) are fixedly connected between the connecting plates (85).
2. The flexible clip jig for a brazed plate heat exchanger of claim 1, wherein: the reset structure (6) comprises a reset spring (61), the reset spring (61) is sleeved on the outer side wall of the movable column (12), the movable column (12) is slidably connected onto the inner side wall of the movable frame (21), and the reset spring (61) is fixedly connected between the movable top block (11) and the movable frame (21).
3. The flexible clip jig for a brazed plate heat exchanger of claim 2, wherein: the reset structure (6) further comprises a limit groove (62), the limit groove (62) is formed in the outer side wall of the movable frame (21), and the size of the limit groove (62) is matched with that of the top plate (13).
4. The flexible clip jig for a brazed plate heat exchanger of claim 1, wherein: shrink direction subassembly (4) are including shrink slider (41), shrink slider (41) are provided with two, two shrink slider (41) are rigid coupling respectively the both ends of pivot (34) on movable fluted disc (32), the outside of shrink slider (41) all is equipped with shrink spout (42), shrink spout (42) all are offered on the lateral wall of control box (2), the inside at shrink spout (42) is all sliding connection to shrink slider (41).
5. The flexible clip jig for a brazed plate heat exchanger of claim 1, wherein: tightening assembly (5) are including holding power board (51), hold power board (51) and be provided with two, hold power board (51) all are located the both sides of activity kicking block (11), hold power board (51) all rigid coupling on the lateral wall of ejector pin (35), two hold the rigid coupling between power board (51) have two hold power spring (52), hold and all overlap on the inside wall of power spring (52) and be equipped with slide bar (53), hold power board (51) all slip cup joint on the lateral wall of slide bar (53), the both ends rigid coupling of slide bar (53) are on the inside wall of control box (2).
6. The flexible clip jig for a brazed plate heat exchanger of claim 1, wherein: extension direction subassembly (7) are including extension slider (71) and extension cylinder (73), extension slider (71) are provided with two, extension slider (71) are the both ends of rigid coupling pivot (34) on driving fluted disc (33) respectively, extension slider (71)'s the outside all is equipped with extension spout (72), extension spout (72) all offer on the lateral wall of control box (2), extension slider (71) all sliding connection is in the inside of extension spout (72), extension cylinder (73) rigid coupling is on the lateral wall of control box (2), is located the one end of pivot (34) on driving fluted disc (33) is equipped with the extension end, the output and the extension end rigid coupling of extension cylinder (73).
7. The flexible clip jig for a brazed plate heat exchanger of claim 1, wherein: a plurality of bulges are fixedly connected on the outer side wall of the top plate (13), and the bulges are made of rubber.
8. The flexible clip jig for a brazed plate heat exchanger of claim 1, wherein: and one end of the ejector rod (35) close to the movable ejector block (11) is fixedly connected with a sphere.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311361398.7A CN117086436B (en) | 2023-10-20 | 2023-10-20 | Flexible clamp jig for brazing plate type heat exchanger |
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| CN202311361398.7A CN117086436B (en) | 2023-10-20 | 2023-10-20 | Flexible clamp jig for brazing plate type heat exchanger |
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| CN117086436A CN117086436A (en) | 2023-11-21 |
| CN117086436B true CN117086436B (en) | 2023-12-29 |
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| CN202311361398.7A Active CN117086436B (en) | 2023-10-20 | 2023-10-20 | Flexible clamp jig for brazing plate type heat exchanger |
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| CN117086436A (en) | 2023-11-21 |
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