CN212446253U

CN212446253U - Cooling tank for producing refrigerator car carriage material

Info

Publication number: CN212446253U
Application number: CN202020505289.3U
Authority: CN
Inventors: 周发俊; 闫海阔; 何霆伟; 周武舜
Original assignee: Ningbo Micro Foam Material Co ltd
Current assignee: Ningbo Micro Foam Material Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2021-02-02
Anticipated expiration: 2030-04-08

Abstract

The utility model relates to a cooling bath for producing refrigerator car railway carriage or compartment material belongs to the cooling bath field. Its main technical scheme include the basin with set up in the activity roller in the basin, still including setting up the elevating system who is used for adjusting the activity roller and goes up and down in the basin, elevating system includes that the lead screw is vice with the drive the vice lead screw pivoted driving piece of lead screw, the tank bottom setting of the vice lead screw perpendicular to basin of lead screw, the both ends of activity roller are connected with the vice nut of lead screw of difference respectively. When the movable roller needs to lift, the driving piece is started, the driving piece drives the screw rod of the screw rod pair to rotate, the screw rod drives the nut to axially move along the screw rod after rotating, and the screw rod is vertically arranged, so that the nut drives the movable roller to vertically lift in the water tank, and the height adjustment of the movable roller is realized.

Description

Cooling tank for producing refrigerator car carriage material

Technical Field

The utility model relates to a cooling bath field, in particular to a cooling bath for producing refrigerator car railway carriage or compartment material.

Background

In the plastic extrusion production, materials are firstly extruded by a screw extruder to obtain linear melt, namely plastic strips, the plastic strips are in a plastic stage just after the plastic strips are extruded by the screw extruder and need to be cooled, the cooling mode mostly adopts water cooling, the water cooling is convenient, the cost is low, so a cooling water tank is usually connected behind the screw extruder, cooling water is filled in the cooling water tank, the plastic strips enter the cooling water tank for cooling, and the plastic strips are blown dry by a blow-drying machine after being cooled and then enter a granulator to be cut into particles for later use.

The Chinese utility model with the authorized bulletin number of CN204977391U comprises a water tank and a bottom bracket, wherein a plurality of movable rollers are arranged in the water tank at intervals, a fixed roller is arranged above the water tank, and both the movable rollers and the fixed roller are provided with wire grooves; the side wall of the water tank along the length direction is provided with a slot, a ratchet wheel is connected in the slot in a rolling manner, a roll shaft of the movable roll is fixed at the eccentric position of the ratchet wheel, an operating rod is fixed on a wheel shaft of the ratchet wheel, a pawl is fixed on the operating rod through an adjusting screw, and the pawl is matched with the ratchet wheel; the side wall of the water tank is provided with a track groove for the sliding of the roll shaft. The operating rod swings back and forth, the height of the movable roller in the water tank is adjusted in a one-way mode through the matched transmission of the ratchet wheel and the pawl, the guide roller slides in the track groove in the side wall of the water tank, and the limiting function is achieved.

However, the above technical solutions have the following disadvantages: above-mentioned cooling trough is when the movable roll is transferred to the highest position and need reset, need rotate adjusting screw through the spanner and lift up the pawl and disengage with the cooperation of ratchet just can the counter rotation movable roll for it is comparatively troublesome to adjust the height of movable roll.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cooling tank for producing refrigerator car railway carriage or compartment material makes the activity roller altitude mixture control convenient.

The utility model aims at realizing through the following technical scheme:

the cooling tank for producing the refrigerator car carriage material comprises a water tank, a movable roller arranged in the water tank and a lifting mechanism arranged in the water tank and used for adjusting the movable roller to lift, wherein the lifting mechanism comprises a screw rod pair with a vertical screw rod and a driving piece for driving the screw rod of the screw rod pair to rotate, the screw rod of the screw rod pair is perpendicular to the tank bottom of the water tank, and two ends of the movable roller are respectively connected with nuts of different screw rod pairs.

Through adopting above-mentioned technical scheme, when the movable roll need go up and down, start the driving piece, the driving piece drives the vice lead screw rotation of lead screw, drives the nut along lead screw axial displacement after the lead screw rotates, because the lead screw is vertical setting for the nut drives the vertical lift of movable roll in the basin, thereby has realized the altitude mixture control of movable roll.

The utility model discloses further set up to: the inner trough wall of the water trough is connected with an upper connecting plate and a lower connecting plate which are arranged in parallel relatively, and two ends of a screw rod of the screw rod pair are respectively and rotatably connected with the upper connecting plate and the lower connecting plate.

Through adopting above-mentioned technical scheme, the lead screw passes through the upper junction plate and fixes in the basin with lower connecting plate, and the both ends of lead screw rotate with upper junction plate and lower connecting plate respectively and be connected for the lead screw can be at the basin internal rotation.

The utility model discloses further set up to: the nut of the screw rod pair comprises a threaded block sleeved on a screw rod of the screw rod pair and a moving block sleeved on the threaded block, the threaded block is fixedly connected with the moving block, and two ends of the moving roller are connected with the moving block through fastening screws.

Through adopting above-mentioned technical scheme, the movable roll passes through bolted connection with the movable block, makes to dismantle between movable roll and the movable block and is connected, makes things convenient for the installation and the maintenance of movable roll.

The utility model discloses further set up to: the movable block is provided with a positioning groove, and the end part of the movable roller is provided with a positioning block embedded into the positioning groove.

By adopting the technical scheme, when the movable roller is connected with the movable block, the positioning block of the movable roller is embedded into the positioning groove of the movable block, so that the pre-positioning effect is achieved, and the movable roller is conveniently connected with the movable block through the fastening screw.

The utility model discloses further set up to: a plurality of guide rods are vertically arranged between the upper connecting plate and the lower connecting plate, two ends of each guide rod are fixedly connected with the upper connecting plate and the lower connecting plate respectively, and the moving block is sleeved outside the guide rods in a sliding mode.

Through adopting above-mentioned technical scheme, the movable block is when following lead screw axial displacement, and the movable block also removes on the guide bar, through the guide effect of guide bar, avoids the movable block to slope on the lead screw, makes the movable block move more smoothly on the lead screw.

The utility model discloses further set up to: the guide rod is sleeved with a guide sleeve, the guide sleeve is arranged on the moving block in a penetrating mode, and the guide sleeve is fixedly connected with the moving block.

Through adopting above-mentioned technical scheme, the uide bushing can separate guide bar and movable block, avoids taking place wearing and tearing between guide bar and the movable block, improves the vice whole life of lead screw.

The utility model discloses further set up to: the guide sleeve comprises a limiting part and a guide part which are integrally arranged, the diameter of the limiting part is larger than that of the guide part, and the limiting part is connected with the moving block through a screw.

By adopting the technical scheme, the limiting part of the guide sleeve is connected with the moving block through the screw, so that the guide sleeve is fixedly arranged on the moving block; when the guide sleeve is manufactured, the length of the guide part can be larger than the thickness of the movable block, and the guide sleeve and the movable block are fixedly arranged, so that the contact area between the movable block and the guide rod is increased, and the movable block is more stable on the guide rod.

The utility model discloses further set up to: the driving part comprises a motor and a transmission belt, an output shaft of the motor is connected with a first belt wheel, the upper end of a screw rod of the screw rod pair is connected with a second belt wheel which is coaxial with the screw rod, and the first belt wheel is in transmission connection with the second belt wheel through the transmission belt.

By adopting the technical scheme, when the height of the movable roller needs to be adjusted, the motor is started, the output shaft of the motor drives the first belt pulley to rotate along the axial direction of the output shaft, the first belt pulley drives the transmission belt to move, the transmission belt drives the second belt pulley to rotate, and the second belt pulley drives the screw rod to rotate, so that the screw rod rotates along the axial direction of the screw rod.

The utility model discloses further set up to: and a protective cover is arranged outside the screw rod pair and is connected with the inner groove wall of the water tank through screws.

By adopting the technical scheme, the protective cover can reduce water in the water tank from splashing on the screw rod pair, reduce the rusting probability of the screw rod pair and prolong the service life of the screw rod pair; the screw rod pair moves along with the screw nut when in work, and the protective cover can prevent workers from touching the moving screw rod and the moving nut, so that the workers are prevented from being injured.

The utility model discloses further set up to: the supply is seted up to the safety cover the groove of stepping down that just removes is passed to activity roller tip.

Through adopting above-mentioned technical scheme, the movable roll can move in the groove of stepping down, avoids the motion that the safety cover influences the movable roll.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the movable roller needs to be lifted, the driving piece is started, the driving piece drives the screw rod of the screw rod pair to rotate, the screw rod drives the nut to axially move along the screw rod after rotating, and the screw rod is vertically arranged, so that the nut drives the movable roller to vertically lift in the water tank, and the height adjustment of the movable roller is realized;

2. the moving block is sleeved on the guide rod, so that the nut can move on the screw rod more smoothly;

3. when the movable roller is connected with the movable block, the positioning block of the movable roller is embedded into the positioning groove of the movable block, so that the function of pre-positioning is achieved, and the movable roller is conveniently connected with the movable block.

Drawings

FIG. 1 is a schematic view showing the overall structure of a cooling bath in the embodiment;

FIG. 2 is a schematic view of the entire embodiment of the elevating mechanism;

FIG. 3 is an exploded view of a guide sleeve and a moving block in the screw pair in the embodiment;

fig. 4 is a schematic structural view of the protective cover in the embodiment.

In the figure, 1, a water tank; 2. a movable roller; 21. positioning blocks; 22. fastening screws; 3. a screw pair; 31. an upper connecting plate; 32. a lower connecting plate; 33. a screw rod; 34. a nut; 341. a thread block; 342. a moving block; 343. positioning a groove; 35. a guide bar; 36. a guide sleeve; 361. a limiting part; 362. a guide portion; 4. a drive member; 41. a motor; 42. a first pulley; 43. a transmission belt; 44. a second pulley; 45. a support plate; 5. a protective cover; 51. a baffle plate; 52. a connecting plate; 53. a yielding groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a cooling tank for producing a material for a refrigerator car compartment includes a water tank 1, a movable roller 2 disposed in the water tank 1, and a lifting mechanism disposed in the water tank 1 for adjusting the lifting of the movable roller 2. The water tank 1 is strip-shaped, and the axial direction of the movable roller 2 is the same as the width direction of the water tank 1.

Referring to fig. 2 and 3, the lifting mechanism includes a screw pair 3 and a driving member 4 for driving a screw 33 of the screw pair 3 to rotate, the screw 33 of the screw pair 3 is vertically disposed, and two ends of the movable roller 2 are respectively connected with nuts 34 of different screw pairs 3.

The inner wall of the water tank 1 is connected with an upper connecting plate 31 and a lower connecting plate 32 which are arranged in parallel relatively, the upper connecting plate 31 and the lower connecting plate 32 are square plates, and the upper connecting plate 31 is connected with the inner wall of the water tank 1, and the lower connecting plate 32 is connected with the inner wall of the water tank 1 through screws. The screw 33 of the screw pair 3 is positioned between the upper connecting plate 31 and the lower connecting plate 32, and two ends of the screw 33 of the screw pair 3 are respectively rotatably connected with the upper connecting plate 31 and the lower connecting plate 32 through bearings, so that the screw 33 is fixed on the inner wall of the water tank 1 and can rotate between the upper connecting plate 31 and the lower connecting plate 32.

The nut 34 of the screw pair 3 includes a threaded block 341 and a moving block 342, the threaded block 341 is sleeved outside the screw 33 of the screw pair 3 and is in threaded connection with the screw 33 of the screw pair 3, the moving block 342 is square, the moving block 342 is sleeved outside the threaded block 341, and the moving block 342 and the threaded block 341 can be connected by glue, welding, integral arrangement, and the like, and in this embodiment, the integral arrangement is preferred.

The side surface of the moving block 342, which is far away from the bottom of the water tank 1, is provided with a positioning groove 343, the positioning groove 343 is a square groove, and the positioning groove 343 is communicated with the side surface of the moving block 342, which is close to the moving roller 2. The end of the movable roller 2 is provided with a positioning block 21 embedded in the positioning groove 343, and the positioning block 21 is connected with the movable block 342 through a fastening screw 22.

Four guide rods 35 are vertically arranged between the upper connecting plate 31 and the lower connecting plate 32, the four guide rods 35 are respectively located at four corners of the upper connecting plate 31, and two ends of each guide rod 35 are respectively fixedly connected with the upper connecting plate 31 and the lower connecting plate 32 through screws. The moving block 342 is provided with a through hole for the guide rod 35 to pass through, and the moving block 342 is slidably sleeved outside the guide rod 35.

The guide rod 35 slides outward and is equipped with the uide bushing 36, and the uide bushing 36 is made for the rubber material, and the uide bushing 36 is including the spacing portion 361 and the guide part 362 of integrative setting, and spacing portion 361 is the ring form, and the guide part 362 is cylindric, and the internal diameter of spacing portion 361 is the same with the internal diameter of guide part 362, and spacing portion 361 and the coaxial setting of guide part 362, one of them terminal surface of spacing portion 361 and one of them terminal surface of guide part 362 link to each other.

The outer diameter of the stopper 361 is larger than the diameter of the through hole of the moving block 342, so that the stopper 361 cannot pass through the through hole of the moving block 342, the end surface of the stopper 361 near the guide 362 is attached to the upper side surface of the moving block 342, and the stopper 361 and the moving block 342 are connected by screws.

The guide part 362 is arranged in the through hole of the moving block 342 in a penetrating manner, the length of the guide part 362 is larger than the thickness of the moving block 342, after the guide sleeve 36 is arranged in the through hole of the moving block 342 in a penetrating manner and the limiting part 361 is connected with the moving block 342, the outer side wall of the guide part 362 is abutted against the hole wall of the through hole of the moving block 342, the end part of the guide part 362 far away from the limiting part 361 protrudes out of the moving block 342, the contact area between the moving block 342 and the guide rod 35 is increased, and the moving block 342 can slide on the guide.

The driving part 4 comprises a motor 41 and a transmission belt 43, the outer side wall of the water tank 1 is fixedly connected with a supporting plate 45 through a screw, the motor 41 is fixed on the supporting plate 45, the output shaft of the motor 41 is connected with a first belt wheel 42, the upper end of a screw 33 of the screw pair 3 protrudes out of the upper connecting plate 31, the part of the screw 33 of the screw pair 3 protruding out of the connecting plate 52 is connected with a second belt wheel 44, and the first belt wheel 42 is in transmission connection with the second belt wheel 44 through the transmission belt 43.

Referring to fig. 4, a protective cover 5 is arranged outside the screw pair 3, the protective cover 5 comprises a baffle 51 and two connecting plates 52 which are integrally arranged, the two connecting plates 52 are parallel to each other and are connected with the same side surface of the baffle 51, the baffle 51 and the connecting plates 52 form a v-21274, and the connecting plates 52 of the protective cover 5 are connected with the wall of the water tank 1 through screws.

The baffle 51 of the protective cover 5 is provided with a yielding groove 53 for the end part of the movable roller 2 to pass through and move, the yielding groove 53 is a through groove, and the yielding groove 53 is communicated with the side surface of the baffle 51 close to the bottom of the water tank 1.

The working principle of the embodiment is as follows: when the height of the movable roller 2 needs to be adjusted, the motor 41 is started, the motor 41 drives the first belt wheel 42 to rotate, the first belt wheel 42 drives the transmission belt 43 to move, the transmission belt 43 drives the second belt wheel 44 to rotate, the second belt wheel 44 drives the screw rod 33 to rotate along the axial direction of the screw rod, the screw rod 33 drives the moving block 342 to move along the axial direction of the screw rod 33 after rotating, the moving block 342 drives the movable roller 2 to move, and the screw rod 33 is vertically arranged in the water tank 1, so that the movable roller 2 moves in the vertical direction.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The cooling tank for producing the refrigerator car carriage material comprises a water tank (1) and a movable roller (2) arranged in the water tank (1), and is characterized by further comprising a lifting mechanism arranged in the water tank (1) and used for adjusting the movable roller (2) to lift, wherein the lifting mechanism comprises a screw pair (3) and a driving piece (4) for driving a screw rod (33) of the screw pair (3) to rotate, the screw rod (33) of the screw pair (3) is perpendicular to the bottom of the water tank (1), and two ends of the movable roller (2) are respectively connected with nuts (34) of different screw pairs (3).

2. A cooling tank for producing a material for a refrigerator car body according to claim 1, wherein an upper connecting plate (31) and a lower connecting plate (32) are connected to an inner wall of the water tank (1) in a relatively parallel arrangement, and both ends of a screw (33) of the screw pair (3) are rotatably connected to the upper connecting plate (31) and the lower connecting plate (32), respectively.

3. The cooling trough for producing materials for a refrigerator car compartment as claimed in claim 2, characterized in that the nut (34) of the screw pair (3) comprises a threaded block (341) sleeved on the screw (33) of the screw pair (3) and a moving block (342) sleeved on the threaded block (341), the threaded block (341) and the moving block (342) are fixedly connected, and both ends of the movable roller (2) are connected with the moving block (342) through fastening screws (22).

4. A cooling trough for producing a material for a refrigerator car compartment according to claim 3, characterized in that the moving block (342) is provided with a positioning groove (343), and the end of the moving roller (2) is provided with a positioning block (21) which is embedded in the positioning groove (343).

5. The cooling trough for producing materials for a refrigerated vehicle compartment as claimed in claim 4, characterized in that a plurality of guide rods (35) are vertically arranged between the upper connecting plate (31) and the lower connecting plate (32), two ends of the guide rods (35) are respectively fixedly connected with the upper connecting plate (31) and the lower connecting plate (32), and the moving block (342) is slidably sleeved outside the guide rods (35).

6. A cooling channel for producing a material for a refrigerated vehicle compartment according to claim 5, characterized in that the guide bar (35) is sheathed with a guide sleeve (36), the guide sleeve (36) is arranged through the moving block (342), and the guide sleeve (36) is fixedly connected with the moving block (342).

7. A cooling tank for producing a material for a refrigerator car compartment according to claim 6, wherein said guide sleeve (36) comprises a stopper portion (361) and a guide portion (362) which are integrally provided, said stopper portion (361) having a diameter larger than that of the guide portion (362), said stopper portion (361) and said moving block (342) being connected by a screw.

8. A cooling tank for producing a material for a refrigerated vehicle compartment according to claim 1, characterized in that the driving member (4) comprises a motor (41) and a transmission belt (43), a first pulley (42) is connected to an output shaft of the motor (41), a second pulley (44) is connected to an upper end of the screw rod (33) of the screw rod pair (3) and is coaxially arranged with the screw rod (33), and the first pulley (42) and the second pulley (44) are in transmission connection through the transmission belt (43).

9. A cooling channel for producing a material for a refrigerator car compartment according to claim 1, characterized in that a protective cover (5) is provided outside the screw pair (3), and the protective cover (5) is screwed to the inner wall of the water channel (1).

10. A cooling trough for producing a material for a refrigerator car compartment according to claim 9, characterized in that the protective cover (5) is provided with a relief groove (53) through which the end of the movable roller (2) passes and moves.