CN217529906U

CN217529906U - PTC heater press-fitting machine

Info

Publication number: CN217529906U
Application number: CN202221816465.0U
Authority: CN
Inventors: 彭永康; 夏海波
Original assignee: Dongguan Pengduan Machinery Automation Co ltd
Current assignee: Dongguan Pengduan Machinery Automation Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-10-04
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a PTC heater press-mounting machine, which comprises a frame, a feeding mechanism, a radiating fin picking and placing mechanism, a floating tabletting mechanism, a heating strip clamping mechanism, a height adjusting mechanism, a primary righting mechanism, a secondary righting mechanism, a stand column, a vibrating feeding disc, a feeding rail and a PLC controller; the utility model has the advantages of reasonable design, degree of automation is high, through the cooperation of vibration material loading tray and pay-off rail with the fin to the position of feed mechanism, then push to predetermined material loading position by the feed mechanism and let fin pick-and-place mechanism snatch and move to and place on the heating strip, at last descend by unsteady sheeting mechanism and push down the fin to the predetermined assembly position of heating strip, replace the staff with the heating strip with the fin looks assembly, labour saving and time saving, and assembly efficiency is high moreover, assembly effect is good, guarantee product quality; in addition, during assembly, the centering mechanism can be used for centering through a primary centering mechanism and a secondary centering mechanism, and the assembly effect is further improved.

Description

PTC heater press-fitting machine

Technical Field

The utility model relates to a PTC heater preparation equipment technical field, concretely relates to PTC heater pressure equipment machine.

Background

The PTC heater is also called as a PTC heating body, and is formed by PTC ceramic heating elements and an aluminum tube, and the whole body is in a strip shape. The PTC heater has the advantages of small thermal resistance and high heat exchange efficiency, and is an automatic constant-temperature and electricity-saving electric heater. The safety device is characterized in that the surface of an electric heating tube heater does not turn red under any application condition on the safety performance, so that potential safety hazards such as scalding and fire hazards are caused.

In order to facilitate the heat dissipation of the heating bar, a plurality of heat dissipation fins are usually inserted into the heating bar, and the specific manufacturing process is to provide insertion holes into which the heating bar is inserted on the heat dissipation fins, wherein the insertion holes are in interference fit with the heating bar. However, the degree of automation of the assembly of the cooling fin and the heating bar is not high at present, the assembly is mostly carried out in a manual mode, time and labor are wasted, the working efficiency is low, the same assembly action needs to be repeated in a long time and high in strength, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

To the above, an object of the utility model is to provide a structural design is reasonable, can replace the staff to assemble heating strip and fin mutually, PTC heater pressure equipment machine that work efficiency is high.

In order to achieve the above purpose, the utility model provides a technical scheme is:

a PTC heater press-fitting machine comprises a rack, a vibrating feeding disc, a feeding rail, a feeding mechanism, a radiating fin picking and placing mechanism, a stand column, a floating tabletting mechanism and a heating strip clamping mechanism, wherein the feeding rail is arranged on the rack, the vibrating feeding disc is arranged on one side of the rack and is connected with the head end of the feeding rail, the stand column is arranged on the other side of the rack, the heating strip clamping mechanism is arranged on the lower portion of the stand column, the floating tabletting mechanism is arranged on the upper portion of the stand column and can lift on the stand column relative to the heating strip clamping mechanism, the tail end of the feeding mechanism corresponding to the feeding rail is arranged on the rack, and the radiating fin picking and placing mechanism is arranged on the rack corresponding to the feeding mechanism and can move a radiating fin pushed by the feeding mechanism to the position below the floating tabletting mechanism.

As a preferred scheme of the utility model, feed mechanism includes upper and lower drive arrangement, front and back drive arrangement and scraping wings, front and back drive arrangement sets up on upper and lower drive arrangement to the action of reciprocating is done by upper and lower drive arrangement's drive, the scraping wings sets up on front and back drive arrangement, and is done the back-and-forth movement action by front and back drive arrangement's drive.

As the utility model discloses a preferred scheme, it still includes height adjustment mechanism, can adjust through this height adjustment mechanism generate heat a fixture's height, can satisfy the assembly demand of different rectangular strip of generating heat.

As the utility model discloses an optimal scheme, it still includes once righting the mechanism, once righting the mechanism and can fixing a position the strip that generates heat, the convenient accurate jack that inserts the fin promotes the assembly effect.

As the utility model discloses a preferred scheme, it still includes the secondary and rights the mechanism, the secondary is right the mechanism and is used for righting the design to the fin of dress on the strip that generates heat, promotes product quality.

The utility model has the advantages that: the utility model has the advantages of ingenious and reasonable structural design, the vibration material loading plate vibrates the neatly arranged fin to be placed in it and sends to the pay-off rail, send to the position of feed mechanism one by the pay-off rail, let feed mechanism push to predetermined material loading position and let fin pick-and-place mechanism snatch, fin pick-and-place mechanism moves the fin of snatching to the position above the heating strip and make the heating strip insert the jack of fin slightly, at last by unsteady sheeting mechanism down go on with the fin down to the predetermined assembly position of heating strip, realize that the staff replaces the staff and assembles heating strip and fin, time saving and labor saving, and assembly efficiency is high; meanwhile, a one-time righting mechanism is used for positioning the heating strip during assembly, so that the heating strip can be conveniently and accurately inserted into the insertion hole of the radiating fin, the assembly effect is improved, and the product quality is ensured; in addition, after the assembling is completed, the product can be shaped through the secondary righting mechanism, and the assembling effect is further improved.

The present invention will be further explained with reference to the drawings and the embodiments.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural diagram of the middle feeding mechanism of the present invention.

Fig. 3 is a schematic perspective view of the heat sink picking and placing mechanism of the present invention.

Fig. 4 is an exploded schematic view of the heat sink picking and placing mechanism of the present invention.

Fig. 5 is a schematic structural diagram of the height adjusting mechanism of the present invention.

Fig. 6 is a schematic structural view of the middle heating bar clamping mechanism of the present invention.

Fig. 7 is a schematic structural diagram of the floating tablet press mechanism of the present invention.

Fig. 8 is a schematic structural view of the primary straightening mechanism and the secondary straightening mechanism of the present invention.

Detailed Description

Embodiment, referring to fig. 1 to 8, the PTC heater press-mounting machine provided in this embodiment includes a rack 1, a feeding mechanism 2, a heat sink picking and placing mechanism 3, a floating tablet mechanism 4, a heat-generating strip clamping mechanism 5, a height adjusting mechanism 6, a primary righting mechanism 7, a secondary righting mechanism 8, a column 9, a vibrating feeding tray 10, a feeding rail 11, and a PLC controller 12, where the feeding mechanism 2, the heat sink picking and placing mechanism 3, the floating tablet mechanism 4, the heat-generating strip clamping mechanism 5, the height adjusting mechanism 6, the primary righting mechanism 7, the secondary righting mechanism 8, the vibrating feeding tray 10, and the feeding rail 11 are respectively connected to and controlled by the PLC controller 12.

The feeding rail 11 is arranged on the rack 1, the vibrating feeding tray 10 is arranged on one side of the rack 1 and connected with the head end of the feeding rail 11, and the upright post 9 is arranged on the other side of the rack 1.

The lower part of the upright post 9 is provided with a height adjusting mechanism 6, and the height of the heating strip clamping mechanism 5 can be adjusted through the height adjusting mechanism 6, so that the assembly requirements of different long heating strips 13 can be met. Specifically, height adjustment mechanism 6 includes lifter plate 61, regulation seat 62, rack 63, gear 64 and adjusting hand wheel 65, rack 63 sets up on stand 9, lifter plate 61 passes through the slider setting and is in on the lift guide, it corresponds to adjust seat 62 the position setting of rack 63 is in lifter plate 61, adjusting hand wheel 65 sets up on adjusting seat 62, gear 64 sets up on adjusting hand wheel 65, and with rack 63 meshes mutually, it sets up to send out heat a fixture 5 on lifter plate 61. The height of the heating bar clamping mechanism 5 is correspondingly adjusted by screwing the adjusting hand wheel 65 to rotate reversely or forwardly.

Heating strip fixture 5 includes base 51, preceding dental lamina 52, back clamp dental lamina 53 and centre gripping drive arrangement 54, preceding dental lamina 52 that presss from both sides sets up base 51's front portion, back clamp dental lamina 53 activity sets up base 51's rear portion, and this back clamp dental lamina 53's tooth can insert preceding dental lamina 52's alveolus, and this alveolus and tooth's fit clearance 55 form and supply heating strip 13 male slot, centre gripping drive arrangement 54 sets up on base 51 to can drive back clamp dental lamina 53 to preceding dental lamina 52 does and draws close or separate the action. The size of the fit clearance 55 is adjusted correspondingly by controlling the length of the tooth of the rear tooth clamping plate 53 which can be inserted into the tooth socket of the front tooth clamping plate 52, so that the heating bar 13 is clamped. In this embodiment, the clamping driving device 54 is an air cylinder, and in other embodiments, the clamping driving device 54 may be a linear driving device such as an oil cylinder or a linear motor.

The floating tablet pressing mechanism 4 is arranged on the upper portion of the upright post 9 and can move up and down relative to the heating bar clamping mechanism 5 on the upright post 9, specifically, the floating tablet pressing mechanism 4 comprises a floating seat 41, a lifting screw 42, lifting guide rails 43, lifting nuts and a lifting motor 44, the lifting screw 42 is arranged on the upright post 9 through a bearing seat, the two lifting guide rails 43 are symmetrical, the positions of the two sides of the lifting screw 42 are arranged on the upright post 9, the floating seat 41 is movably arranged on the lifting guide rails 43, the lifting nuts are arranged on the floating seat 41 and are matched with the lifting screw 42, and the lifting motor 44 is arranged on the upright post 9 and can drive the lifting screw 42 to rotate.

The feeding mechanism 2 is disposed on the frame 1 corresponding to the end of the feeding rail 11, specifically, the feeding mechanism 2 includes an up-down driving device 21, a front-back driving device 22, and a material pushing plate 23, in this embodiment, the up-down driving device 21 and the front-back driving device 22 are both cylinders, and in other embodiments, the up-down driving device 21 and the front-back driving device 22 may also be linear driving devices such as cylinders and linear motors. The front and rear driving device 22 is disposed on the up and down driving device 21 and is driven by the up and down driving device 21 to move up and down, and the material pushing plate 23 is disposed on the front and rear driving device 22 and is driven by the front and rear driving device 22 to move back and forth.

The heat radiating fin picking and placing mechanism 3 is arranged on the machine frame 1 corresponding to the position of the feeding mechanism 2, and can move the heat radiating fins 14 pushed by the feeding mechanism 2 to the position below the floating tabletting mechanism 4. Specifically, the heat sink picking and placing mechanism 3 includes a support 31, a base plate 32, a horizontal slide rail 33, a horizontal slide carriage 34, a vertical slide rail 35, a vertical slide carriage 36, a guide plate 37, a guide block 38, a moving arm 39, a telescopic device 310, a pneumatic gripper 311, a swing arm 312, and a speed reduction motor 313, in this embodiment, the telescopic device 310 is an air cylinder, and in other embodiments, the telescopic device 310 may also be a linear driving device such as an oil cylinder, a linear motor, and the like. The deflector 37 sets up on the base plate 32, and is equipped with n shape guide chute 371, gear motor 313 sets up the back at base plate 32, and the drive shaft of this gear motor 313 stretches out from the lower part position of deflector 37, the one end of swing arm 312 is fixed in gear motor 313's the drive shaft, the other end of swing arm 312 is equipped with rectangular slide opening, guide block 38 sets up on removal arm 39, and is equipped with slide shaft 314, and this slide shaft 314 pass rectangular slide opening and with n shape guide chute 371 cooperatees, the preferred, in be equipped with the pulley on slide shaft 314, more can promote the smooth and easy nature of sliding. The base plate 32 is arranged on the upper portion of the support 31, the horizontal slide rail 33 is arranged on the base plate 32, the vertical slide 36 is arranged on the horizontal slide rail 33 through the horizontal slide 34, the moving arm 39 is movably arranged on the vertical slide 36 through the vertical slide rail 35, the telescopic device 310 is arranged on the moving arm 39, and the pneumatic gripper 311 is arranged on the telescopic device 310. The speed reducing motor 313 rotates anticlockwise to drive the moving arm 39 to swing from left to right, and the guide block 38 pushes the moving arm 39 to move upwards under the guiding action of the left vertical part of the n-shaped guide sliding groove 371; when the guide block 38 moves to the middle horizontal part of the n-shaped guide chute 371 along with the swinging of the moving arm 39, the moving arm 39 is pushed to move horizontally from left to right; then, when the guide block 38 moves to the right vertical portion of the n-shaped guide chute 371 with the swing of the moving arm 39, the moving arm 39 is pushed downward to place the heat sink 14 on the heat bar 13.

The one-time righting mechanism 7 can position the heating strip 13, the heating strip can be conveniently and accurately inserted into the insertion holes of the radiating fins 14, and the assembling effect is improved. Specifically, the primary righting mechanism 7 includes an installation seat 71, a traverse adjusting device 72, a traverse plate 73, an opening and closing driving device 74, a front fixing clamp 75, a rear fixing clamp 76 and a synchronous opening and closing transmission component 77, the installation seat 71 is arranged on the back of the upright post 9, the traverse plate 73 is arranged on the installation seat 71 in a sliding manner through an X slide rail, the traverse adjusting device 72 is arranged on the installation seat 71 and can drive the traverse plate 73 to reciprocate on the X slide rail, a Y slide rail is arranged on the traverse plate 73, the front fixing clamp 75 and the rear fixing clamp 76 are movably arranged on the Y slide rail, and the opening and closing driving device 74 drives the front fixing clamp 75 and the rear fixing clamp 76 to relatively open or close through the synchronous opening and closing transmission component 77. In this embodiment, the traverse adjusting device 72 and the opening/closing driving device 74 are both air cylinders, and in other embodiments, the traverse adjusting device 72 and the opening/closing driving device 74 may be linear driving devices such as oil cylinders and linear motors. The synchronous opening and closing transmission component 77 comprises a left rack, a right rack and a transmission gear, the left rack and the right rack are arranged in parallel at intervals, the left rack is connected with the front fixing clamp 75, the rear fixing clamp 76 is connected with the right rack, and the transmission gear is located between the left rack and the right rack and is meshed with the left rack and the right rack respectively.

The secondary righting mechanism 8 is used for positioning the radiating fins 14 inserted into the heating strips 13, and product quality is improved. Specifically, the secondary centering mechanism 8 includes a left gripper 81, a right gripper 82, a left driving device 83 and a right driving device 84, the left gripper 81 is disposed on the left driving device 83, the right gripper 82 is disposed on the right driving device 84, and the left driving device 83 and the right driving device 84 are symmetrically disposed at two sides of the upright column 9 and can drive the left gripper 81 and the right gripper 82 to move apart or close together relatively.

When the vibration feeding tray 10 works, the cooling fins 14 to be assembled are poured into the vibration feeding tray 10 through a manipulator or a human hand, and the vibration feeding tray 10 vibrates the cooling fins 14 placed in the vibration feeding tray, so that the cooling fins 14 are arranged regularly and are fed to the feeding rail 11 one by one. Then, the cooling fin picking and placing mechanisms 3 are grabbed and positioned at the other side position of the feeding mechanism 2. The feeding mechanism 2 ejects the heat dissipation fins 14 right in front of the feeding mechanism to a preset feeding position, and the heat dissipation fin picking and placing mechanism 3 picks the heat dissipation fins. The heat radiating fin picking and placing mechanism 3 moves the picked heat radiating fins 14 to the positions above the heat generating strips 13, and at the moment, the heat generating strips 13 are opposite to the jacks of the heat radiating fins 14. Meanwhile, the primary righting mechanism 7 is folded to clamp the lower position of the upper part of the heating strip 13, so that the heating strip is positioned, and is conveniently and accurately inserted into the insertion holes of the radiating fins 14. Then, the heat sink is lightly placed on the heat bar 13 by the heat sink pick-and-place mechanism 3, and the end of the heat bar 13 is slightly inserted into the insertion hole of the heat sink. And finally, the floating tabletting mechanism 4 descends to press the radiating fins to the preset positions of the heating strips 13. Repeating the steps, realizing that when a preset number of radiating fins are superposed and arranged on the upper part of the heating bar 13, the centralizing mechanism 7 loosens the heating bar 13 once, and at the moment, pushing the radiating fins on the upper part of the heating bar 13 just superposed to the lower part of the heating bar 13 by the downward movement of the floating tablet press, and pushing in this case until the whole heating bar 13 is filled. In addition, in order to improve the assembly effect, the floating pressing mechanism 4 can also firstly descend to press the radiating fins to the position of the secondary righting mechanism, the secondary righting mechanism folds to right the radiating fins, then the secondary righting mechanism loosens and resets, and then the floating pressing mechanism 4 descends to press the radiating fins to the assembly position. And then the heating strip clamping mechanism 5 is controlled to loosen and develop the heating strip to obtain the PTC heater, so that the assembly efficiency is high, and the time and the labor are saved.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are used in the description, these terms are used for convenience of description and do not limit the present invention in any way, and it is within the scope of the present invention to use the same or similar machines.

Claims

1. The PTC heater press-mounting machine comprises a rack and is characterized by further comprising a vibrating feeding disc, a feeding rail, a feeding mechanism, a radiating fin picking and placing mechanism, a stand column, a floating tabletting mechanism and a heating strip clamping mechanism, wherein the feeding rail is arranged on the rack, the vibrating feeding disc is arranged on one side of the rack and is connected with the head end of the feeding rail, the stand column is arranged on the other side of the rack, the heating strip clamping mechanism is arranged on the lower portion of the stand column, the floating tabletting mechanism is arranged on the upper portion of the stand column and can lift on the stand column relative to the heating strip clamping mechanism, the feeding mechanism is arranged on the rack corresponding to the tail end of the feeding rail, and the radiating fin picking and placing mechanism is arranged on the rack corresponding to the position of the feeding mechanism and can move a radiating fin pushed by the feeding mechanism to the position below the floating tabletting mechanism.

2. A PTC heater press-fitting machine according to claim 1, wherein: the feeding mechanism comprises an up-and-down driving device, a front-and-back driving device and a material pushing plate, wherein the front-and-back driving device is arranged on the up-and-down driving device and driven by the up-and-down driving device to move up and down, and the material pushing plate is arranged on the front-and-back driving device and driven by the front-and-back driving device to move back and forth.

3. A PTC heater press according to claim 1, wherein: the cooling fin picking and placing mechanism comprises a support, a substrate, a horizontal sliding rail, a horizontal sliding seat, a vertical sliding rail, a vertical sliding seat, a guide plate, a guide block, a moving arm, a telescopic device, a pneumatic clamping hand, a swinging arm and a speed reducing motor, wherein the guide plate is arranged on the substrate and is provided with an n-shaped guide sliding groove, the speed reducing motor is arranged on the back surface of the substrate, a driving shaft of the speed reducing motor extends out of the lower part of the guide plate, one end of the swinging arm is fixed on the driving shaft of the speed reducing motor, the other end of the swinging arm is provided with a strip sliding hole, the guide block is arranged on the moving arm and is provided with a sliding shaft, the sliding shaft penetrates through the strip sliding hole and is matched with the n-shaped guide sliding groove, the substrate is arranged on the upper part of the support, the horizontal sliding rail is arranged on the substrate, the vertical sliding seat is arranged on the horizontal sliding rail through the horizontal sliding seat, the moving arm is movably arranged on the vertical sliding seat through the vertical sliding rail, the telescopic device is arranged on the moving arm, and the pneumatic clamping hand is arranged on the telescopic device.

4. A PTC heater press according to claim 1, wherein: the floating tablet pressing mechanism comprises a floating seat, a lifting screw, lifting guide rails, a lifting nut and a lifting motor, the lifting screw is arranged on the stand column through a bearing seat, the two lifting guide rails are symmetrical, the positions of the two sides of the lifting screw are arranged on the stand column, the floating seat is movably arranged on the lifting guide rails, the lifting nut is arranged on the floating seat and matched with the lifting screw, and the lifting motor is arranged on the stand column and can drive the lifting screw to rotate.

5. A PTC heater press-fitting machine according to claim 4, wherein: the height adjusting mechanism comprises a lifting plate, an adjusting seat, a rack, a gear and an adjusting hand wheel, the rack is arranged on the stand column, the lifting plate is arranged on the lifting guide rail through a sliding block, the adjusting seat corresponds to the position of the rack and is arranged on the lifting plate, the adjusting hand wheel is arranged on the adjusting seat, the gear is arranged on the adjusting hand wheel and is meshed with the rack, and the heating strip clamping mechanism is arranged on the lifting plate.

6. A PTC heater press according to claim 1 or 5, wherein: the heating strip clamping mechanism comprises a base, a front clamping tooth plate, a rear clamping tooth plate and a clamping driving device, wherein the front clamping tooth plate is arranged in the front of the base, the rear clamping tooth plate is movably arranged at the rear of the base, teeth of the rear clamping tooth plate can be inserted into tooth grooves of the front clamping tooth plate, and fit gaps between the tooth grooves and the teeth form slots for inserting the heating strips, the clamping driving device is arranged on the base and can drive the rear clamping tooth plate to move close to or separate from the front clamping tooth plate.

7. A PTC heater press-fitting machine according to any one of claims 1-5, wherein: the device comprises a mounting seat, a transverse moving adjusting device, a transverse moving plate, an opening and closing driving device, a front fixing clamp, a rear fixing clamp and a synchronous opening and closing transmission assembly, wherein the mounting seat is arranged on the back of a stand column, the transverse moving plate is arranged on the mounting seat in a sliding mode through an X slide rail, the transverse moving adjusting device is arranged on the mounting seat and can drive the transverse moving plate to move on the X slide rail in a reciprocating mode, a Y slide rail is arranged on the transverse moving plate, the front fixing clamp and the rear fixing clamp are movably arranged on the Y slide rail, and the opening and closing driving device drives the front fixing clamp and the rear fixing clamp to move apart or close relatively through the synchronous opening and closing transmission assembly.

8. A PTC heater press-fitting machine according to any one of claims 1-5, wherein: the secondary righting mechanism comprises a left clamp, a right clamp, a left driving device and a right driving device, the left clamp is arranged on the left driving device, the right clamp is arranged on the right driving device, the left driving device and the right driving device are symmetrically arranged on two sides of the stand column, and the secondary righting mechanism can drive the left clamp and the right clamp to move apart or close up relatively.