Automatic leading-out rod feeding device for defrosting heater

Abstract

The utility model discloses an automatic leading-out rod feeding device for a defrosting heater, and belongs to the technical field of heating pipe assembly, the automatic leading-out rod feeding device comprises a material box, a step feeding assembly and a discharging pushing assembly, the step feeding assembly comprises a plurality of fixed steps, a plurality of feeding steps and a feeding air cylinder, a discharging seat is fixed at the bottom of the plurality of fixed steps, and the discharging air cylinder is fixed at the bottom of the discharging seat. A material storage plate with an adjustable inclination angle is movably installed at the top of the discharging base, the discharging pushing assembly comprises a discharging storage table and a pushing air cylinder, a discharging groove penetrating through the discharging storage table in the horizontal direction is formed in the discharging storage table, and the groove face of the discharging groove obliquely extends upwards to the position above the multiple fixed steps. A pushing rod matched with the discharging groove in a sliding mode is fixed to the output end of the pushing air cylinder. On the premise that the leading-out rods are fed one by one, the material storage space of the material box is increased, and the feeding quality of the leading-out rods is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to heating pipe assembly technical field especially relates to a kind of automatic feeding device for defrosting heater lead-out rod. BACKGROUND

[0002] Defrosting heater is necessary heating element of refrigeration equipment, and its lead-out end is provided with lead-out rod, and the proximal end of lead-out rod is sleeved with insulating sleeve for limiting magnesium powder overflow. Lead-out rod and insulating sleeve need to complete the assembly of semi-finished product before assembling defrosting heater, in order to improve assembly efficiency, manufacturers usually adopt gear disc to move feeding, such as patent CN208644556U discloses a kind of lead-out rod automatic feeding device, including lead-out rod feeding assembly and lead-out rod positioning assembly, lead-out rod feeding assembly is composed of material box, poking motor, poking wheel and pressing assembly, lead-out rod positioning assembly is composed of feeding groove wheel and feeding wheel motor, the gear portion of poking wheel is inserted into material box upwards, and under the driving of poking motor, lead-out rod in material box is moved one by one into lead-out passage formed by the gap cooperation of pressing assembly and material box bottom plate, feeding groove wheel is located at the outlet of lead-out passage, and a plurality of clamping grooves matched with lead-out rod are formed on feeding groove wheel in circumferential direction, under the driving of feeding wheel motor, lead-out rod reaches designated position one by one and is assembled with insulating sleeve.

[0003] Because the pressing assembly in material box occupies a certain space, the space for placing lead-out rod in material box is reduced, the number of stored lead-out rod is limited, and multiple feeding affects assembly efficiency;And the above feeding device is moved forward by the friction force of the gear of poking wheel, when the number of accumulated lead-out rod is too much, part of lead-out rod is continuously impacted by the friction of gear, which affects the quality of semi-finished product. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings in the prior art, and provides a kind of automatic feeding device for defrosting heater lead-out rod, improves the storage space of material box and the feeding quality of lead-out rod under the premise of ensuring that lead-out rod is fed one by one.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An automatic feeding device for a defrosting heater's lead-out rod includes a material box, a stepped feeding assembly located inside the material box, and a discharge pushing assembly located outside the material box. The stepped feeding assembly includes multiple fixed steps fixed inside the material box, multiple feeding steps extending through the multiple fixed steps, and a feeding cylinder that drives the multiple feeding steps to move vertically. A discharge seat is fixed at the bottom of the multiple fixed steps, and a storage plate with an adjustable tilt angle is movably installed on the top of the discharge seat. The discharge pushing assembly includes a discharge storage platform fixed outside the material box and a pushing cylinder fixed outside the discharge storage platform. A discharge groove extending horizontally through the discharge storage platform is provided, and the groove surface of the discharge groove extends upward at an angle above the multiple fixed steps. A pushing rod that slides in cooperation with the discharge groove is fixed on the output end of the pushing cylinder. By coordinating multiple feeding steps and multiple fixed steps, the feeding operation of the lead-out rods is completed, freeing up the material box space. At the same time, by adjusting the tilt angle of the storage plate, the lead-out rods in the material box can reach the unloading seat under the action of gravity for subsequent feeding operations. In the entire feeding process, compared with the existing gear feeding, the lead-out rods will not be subjected to continuous wear, thus ensuring the quality of semi-finished products.

[0007] The surface of the feeding seat has a first slope that slopes downward toward one side of the multi-level fixed steps. A hinge groove is provided at the top of the slope of the feeding seat. The end of the storage plate is hinged to the hinge groove via a hinge shaft. The bottom of the storage plate is connected to the bottom plate of the material box via a lifting cylinder.

[0008] The multi-stage fixed steps have multiple vertical grooves along their length. The feeding base has sliding holes that communicate with the vertical grooves. The multi-stage feeding steps consist of multiple multi-stage feeding sub-steps that are slidably connected to the vertical grooves and sliding holes. The bottom of each multi-stage feeding sub-step is fixedly connected to the output end of the feeding cylinder via a base. The distance between the vertical surface of each multi-stage feeding sub-step and the discharge storage platform is greater than the distance between the vertical surface of the corresponding multi-stage fixed step and the discharge storage platform, and the difference between the two distances is not greater than the outer diameter of the lead-out rod. The multi-stage feeding sub-steps are evenly distributed within the vertical grooves of the multi-stage fixed steps, further reducing the space occupied by the stepped feeding assembly in the material box, thereby increasing the storage space of the material box for storing the lead-out rod.

[0009] The steps of the multi-level fixed steps and the multi-level feeding sub-steps have a second slope with the same inclination direction as the first slope. The number of steps of the multi-level fixed steps is N, the number of steps of the multi-level feeding sub-steps is N+1, and the height of the top step of the multi-level feeding steps is not less than the distance between the top of the discharge trough and the top step of the multi-level fixed steps.

[0010] The push rod is connected with the output end of the push cylinder through an adjusting assembly, which is used to adjust the length of the push rod extending into the discharge groove, and the material box is provided with a movable side plate which is adjustable in position along the length direction of the multi-stage fixed steps, and the position of the movable side plate is correspondingly arranged with the end of the push rod.

[0011] The adjusting assembly comprises an adjusting seat and a positioning bolt, the adjusting seat is provided with a through hole for horizontal sliding of the push rod, and the positioning bolt is in threaded connection with the push rod after locking contact.

[0012] One end of the movable side plate is provided with a step part matched with the multi-stage fixed steps, and the other end of the movable side plate is fixedly provided with a buckle plate, the buckle plate and the movable side plate are provided with a slot for inserting the back plate of the material box, and the buckle plate is provided with a locking bolt in threaded connection with the back plate of the material box.

[0013] The step part is extended to one side of the discharge storage platform and is provided with a pressing plate part, and the pressing plate part and the discharge groove form a discharge channel for horizontal movement of the push rod.

[0014] The material box is provided with a storage detection sensor for detecting the accumulation height of the lead-out rod, the storage detection sensor is in communication connection with the jacking cylinder through a control unit, and the control unit receives signals from the storage detection sensor to control the action of the jacking cylinder.

[0015] The utility model has the following beneficial effects:

[0016] The utility model discloses the cooperation between the multi-stage loading step and the multi-stage fixed step, completes the loading operation of the lead-out rod, liberates the material box space, and simultaneously makes the lead-out rod in the material box reach the discharging seat under the action of gravity through the mode of adjusting the inclination angle of the storage plate, so that subsequent loading operation can be carried out, and the lead-out rod is not continuously abraded in the whole loading process compared with the existing gear feeding, so that the quality of the semi-finished product is guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as the limitation to the scope, and for the ordinary skilled in the art, other related drawings can be obtained without the creative labor on the premise of the drawings.

[0018] Figure 1The utility model discloses a structure schematic view.

[0019] Figure 2 The utility model discloses a top view.

[0020] Figure 3 It is the utility model along Figure 2 The section view of A-A direction in middle.

[0021] Figure 4 The utility model discloses a connecting schematic view of material box and multistage fixed step.

[0022] Figure 5 The utility model discloses a Figure 1 The utility model discloses a partial close -up drawing of B in middle.

[0023] Figure 6 The utility model discloses a Figure 2 The utility model discloses a partial close -up drawing of C in middle.

[0024] Figure 7 The utility model discloses a Figure 3 The utility model discloses a partial close -up drawing of D in middle.

[0025] Fig. 1, rack;2, material box;201, installation opening;3, step feeding assembly;301, multistage fixed step;3011, vertical sliding groove;302, multistage feeding step;3021, multistage feeding substep;303, unloading seat;3031, sliding hole;3032, hinged groove;304, feeding cylinder;4, discharge storage platform;401, discharge groove;5, pusher cylinder;501, adjusting seat;502, positioning bolt;6, pusher rod;7, movable side plate;701, buckle plate;702, locking bolt;703, pressing plate part;8, storage plate;9, jacking cylinder;10, storage detection sensor;11, assembly seat;12, vibration disc. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantage of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model.

[0028] AsFigures 1-3 As shown in the drawings, the application discloses an automatic feeding device for lead-out rods of defrosting heaters, which comprises a feeding box 2, a stepped feeding assembly 3 located on the inner side of the feeding box 2 and a feeding pushing assembly located on the outer side of the feeding box 2. The stepped feeding assembly 3 comprises a plurality of fixed steps 301 fixed in the feeding box 2, a plurality of feeding steps 302 arranged through the fixed steps 301 and a feeding cylinder 304 for vertically moving the feeding steps 302. A feeding seat 303 is fixed at the bottom of the fixed steps 301, and an adjustable-tilt-angle storage plate 8 is movably arranged on the top of the feeding seat 303. The feeding pushing assembly comprises a feeding storage platform 4 fixed on the outer side of the feeding box 2 and a feeding cylinder 5 fixed on the outer side of the feeding storage platform 4. A feeding groove 401 is arranged through the feeding storage platform 4 in a horizontal direction, and the groove surface of the feeding groove 401 is upwardly and obliquely extended to the upper side of the fixed steps 301 for receiving the lead-out rods from the stepped feeding assembly 3. A feeding rod 6 is fixed on the output end of the feeding cylinder 5 and is slidably matched with the feeding groove 401, so as to horizontally push the lead-out rods in the feeding groove 401 and insert them into the insulating sleeves located at the designated positions to complete the assembly of the semi-finished products. The feeding operation of the lead-out rods is completed through the cooperation between the feeding steps 302 and the fixed steps 301, the space in the feeding box 2 is released, the lead-out rods in the feeding box 2 can reach the feeding seat 303 under the action of gravity by adjusting the tilt angle of the storage plate 8, the storage number of the lead-out rods is effectively increased compared with the prior art in which the pressing assembly and the bottom plate of the feeding box 2 form a lead-out channel, and the lead-out rods are not continuously abraded during the whole feeding process compared with the existing gear feeding, so that the quality of the semi-finished products is ensured.

[0029] As shown in the drawings, Figure 4 , Figure 6 and Figure 7 the surface of the feeding seat 303 is provided with a first slope downwardly inclined to the side of the fixed steps 301, a hinge groove 3032 is arranged at the top of the slope of the feeding seat 303, the end of the storage plate 8 is hingedly connected with the hinge groove 3032, and the bottom of the storage plate 8 is connected with the bottom plate of the feeding box 2 through a jacking cylinder 9. Preferably, the included angle between the first slope and the support of the bottom plate of the feeding box 2 is 5-10°, so that the lead-out rods reaching the feeding seat 303 can roll to the fixed steps 301 under the action of gravity and smoothly complete the subsequent stepped feeding. In order to ensure the space in the feeding box 2, as shown in the drawings, Figure 3 and Figure 4As shown, the bottom plate of the material box 2 has a mounting opening 201, and a corresponding mounting plate is fixed below the opening, the cylinder body of the jacking cylinder 9 is hinged to the mounting plate, and the output end of the jacking cylinder 9 is hinged to the bottom of the storage plate 8. Further preferably, the material box 2 is provided with a storage detection sensor 10. Specifically, the storage detection sensor 10 is fixedly installed on the side wall of the material box 2 above the storage plate 8, for detecting the stacking height of the lead-out rods in the material box 2. The storage detection sensor 10 is in communication connection with the jacking cylinder 9 through a control unit (PLC). When the height of the lead-out rods in the material box 2 is lower than the detection height of the storage detection sensor 10, the control unit (PLC) receives a feedback signal and controls the jacking cylinder 9 to act, lifting the storage plate 8, so that a small amount of lead-out rods in the material box 2 can also quickly reach the discharge seat 303 under the action of gravity, avoiding material breakage.

[0030] As shown in Figure 4 , the multi-stage fixed step 301 is provided with a plurality of vertical sliding grooves 3011 along the length direction, and the discharge seat 303 is provided with a sliding hole 3031 corresponding to the vertical sliding grooves 3011, as shown in Figure 3 and Figure 6 , the multi-stage feeding step 302 is composed of a plurality of multi-stage feeding sub-steps 3021 which are in sliding connection with the vertical sliding grooves 3011 and the sliding hole 3031. The bottom of the multi-stage feeding sub-step 3021 is fixedly connected with the output end of the feeding cylinder 304 through a base. Each multi-stage feeding sub-step 3021 is uniformly distributed in the vertical sliding groove 3011 of the multi-stage fixed step 301, further reducing the occupied space of the stepped feeding assembly 3 in the material box 2, thereby improving the storage space of the material box 2 for storing lead-out rods. Figure 7 As shown in , the distance between the vertical surface of each step of the multi-stage feeding sub-step 3021 and the discharge storage platform 4 is greater than the distance between the vertical surface of the corresponding multi-stage fixed step 301 and the discharge storage platform 4, and the difference between the two distances is not greater than the outer diameter size of the lead-out rod.

[0031] Figure 7As shown, the step faces of the multi-stage fixed step 301 and the multi-stage feeding sub-step 3021 have a second slope with the same inclination direction as the first slope, the number of steps of the multi-stage fixed step 301 is N, the number of steps of the multi-stage feeding sub-step 3021 is N+1, and the height of the top step of the multi-stage feeding step 302 is not less than the distance between the top of the slot face of the discharge slot 401 and the top step of the multi-stage fixed step 301. In the embodiment, the number of steps of the multi-stage fixed step 301 is 2, the number of steps of the multi-stage feeding sub-step 3021 is 3, the first step of the multi-stage feeding sub-step is flush with the surface of the discharging seat 303 in the initial state of the feeding cylinder 304, the first step of the multi-stage feeding sub-step 3021 is higher than the first step of the multi-stage fixed step 301 in the feeding state of the feeding cylinder 304, the second step of the multi-stage feeding sub-step 3021 is higher than the second step of the multi-stage fixed step 301, and the top step of the multi-stage feeding sub-step 3021 is higher than the top of the discharge slot 401.

[0032] In order to make the device applicable to assembling lead-out rods of different lengths and improve the applicability of the device, the pushing rod 6 is connected to the output end of the pushing cylinder 5 through an adjusting assembly for adjusting the length of the pushing rod 6 extending into the discharge slot 401, and the material box 2 has a movable side plate 7 which is adjustable in position along the length direction of the multi-stage fixed step 301, and the position of the movable side plate 7 corresponds to the end of the pushing rod 6.

[0033] Further preferably, as shown in Figure 5 The adjusting assembly includes an adjusting seat 501 and a positioning bolt 502, the adjusting seat 501 is provided with a through hole for horizontal sliding of the pushing rod 6, the positioning bolt 502 is in threaded connection with the pushing rod 6 after penetrating through the adjusting seat 501, and the discharge storage platform 4 is provided with a scale mark for indicating the initial length of the pushing rod 6 in the discharge slot 401.

[0034] As shown in Figure 4 One end of the movable side plate 7 has a step portion matched with the multi-stage fixed step 301, the other end of the movable side plate 7 is fixed with a buckle plate 701, the buckle plate 701 and the movable side plate 7 have a slot for inserting the back plate of the material box 2, and the buckle plate 701 is in threaded connection with a locking bolt 702 abutting against the back plate of the material box 2.

[0035] Further preferably, in order to improve the stability of the horizontal movement of the discharging rod, the step portion extends a pressing plate portion 703 towards the side of the discharge storage platform 4, and the pressing plate portion 703 and the discharge slot 401 form a discharge channel for horizontal movement of the pushing rod 6.

[0036] When the above technical solution is implemented, the device and the assembling seat 11 for placing the insulating sleeve are installed on the rack 1, the insulating sleeve can be manually placed or introduced into the assembling seat 11 in the way of the vibrating disc 12 feeding, the lead-out rod is stacked in the length direction parallel to the multi-stage fixed steps 301 in the material box 2, with the action of the feeding cylinder 304, the multi-stage feeding sub-steps 3021 sequentially take the lead-out rod into each step of the multi-stage fixed steps 301 along the vertical direction, and finally take the lead-out rod into the discharging groove 401 of the discharging storage platform 4 from the top step of the multi-stage feeding sub-steps 3021, the pushing cylinder 5 drives the pushing rod 6 to move forward along the horizontal direction, inserts the lead-out rod in the discharging groove 401 into the insulating sleeve of the assembling seat 11, takes out the assembled semi-finished product from the assembling seat 11, with the reciprocating action of the feeding cylinder 304, the lead-out rod enters the discharging groove 401 one by one and completes the cycle assembly, the lead-out rod is not abraded in the feeding process, and compared with the prior art, the number of the lead-out rods put into the material box 2 of the same size at one time is doubled, so that the assembly efficiency is ensured.

[0037] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. The present application can be variously changed and modified by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An automatic feeding device for a defrosting heater's lead-out rod, characterized in that, The device comprises a material box, a stepped feeding assembly inside the material box and a discharge pushing assembly outside the material box, the stepped feeding assembly comprises a plurality of fixed steps inside the material box, a plurality of feeding steps arranged in the fixed steps and a feeding cylinder driving the feeding steps to move vertically, the bottom of the fixed steps is fixed with a discharging seat, the top of the discharging seat is movably mounted with a storage plate with adjustable inclination angle, the discharge pushing assembly comprises a discharge storage platform fixed outside the material box and a pushing cylinder fixed outside the discharge storage platform, the discharge storage platform is provided with a discharge slot arranged in the horizontal direction, the slot surface of the discharge slot extends upwardly to above the fixed steps, and the output end of the pushing cylinder is fixed with a pushing rod sliding with the discharge slot.

2. The automatic lead rod feeding device for defrosting heater according to claim 1, characterized in that, The surface of the discharging seat is provided with a first slope downwardly to the side of the fixed steps, the top of the slope of the discharging seat is provided with a hinge slot, the end of the storage plate is hinged with the hinge slot through a hinge shaft, and the bottom of the storage plate is connected with the bottom plate of the material box through a jacking cylinder.

3. The automatic lead rod feeding device for defrosting heater according to claim 2, characterized in that, The fixed steps are provided with a plurality of vertical sliding grooves along the length direction, the discharging seat is provided with sliding holes corresponding to the vertical sliding grooves, the feeding steps are composed of a plurality of feeding sub-steps slidingly connected with the vertical sliding grooves and the sliding holes, the bottom of the feeding sub-steps is fixedly connected with the output end of the feeding cylinder through a base, the distance between the vertical surface of each step of the feeding sub-steps and the discharge storage platform is greater than the distance between the vertical surface of each step of the fixed steps and the discharge storage platform, and the difference between the two distances is not greater than the outer diameter of the lead-out rod.

4. The automatic lead rod feeding device for defrosting heater according to claim 3, characterized in that, The step surface of the fixed steps and the feeding sub-steps has a second slope with the same inclination direction as the first slope, the number of the fixed steps is N, the number of the feeding sub-steps is N+1, and the height of the top step of the feeding steps is not less than the distance between the top of the slot surface of the discharge slot and the top step of the fixed steps.

5. The automatic feeding device for the lead rod of the defrosting heater according to any one of claims 1-4, characterized in that, The pushing rod is connected with the output end of the pushing cylinder through an adjusting assembly for adjusting the length of the pushing rod extending into the discharge slot, and the material box is provided with a movable side plate with adjustable position along the length direction of the fixed steps, and the position of the movable side plate corresponds to the end of the pushing rod.

6. The automatic lead rod feeding device for defrosting heater according to claim 5, characterized in that, The adjusting assembly comprises an adjusting seat and a positioning bolt, the adjusting seat is provided with a through hole for the horizontal sliding of the pushing rod, and the positioning bolt is threadedly connected with the pushing rod after locking contact.

7. The automatic lead rod feeding device for defrosting heater according to claim 5, characterized in that, The discharge storage platform is provided with a scale mark for marking the initial length of the pushing rod in the discharge slot.

8. The automatic lead rod feeding device for defrosting heater according to claim 7, characterized in that, One end of the movable side plate has a step part matched with the fixed steps, the other end of the movable side plate is fixed with a buckle plate, the buckle plate and the movable side plate are provided with a slot for inserting the back plate of the material box, and the buckle plate is threadedly connected with a locking bolt abutting against the back plate of the material box. The step part extends a pressing plate part toward the side of the discharge storage platform, and the pressing plate part and the discharge slot form a discharge channel for the horizontal movement of the pushing rod.

9. The automatic lead rod feeding device for defrosting heater according to claim 2, characterized in that, The material box is internally provided with a storage detection sensor for detecting the accumulation height of the lead-out rod, the storage detection sensor is in communication connection with the jacking cylinder through a control unit, and the control unit receives signals from the storage detection sensor to control the action of the jacking cylinder.

Images