Heating chain link structure

Abstract

The utility model discloses a heating chain link structure which comprises a heating chain link, a heating main shaft is installed on the heating chain link in the vertical direction, the top end and the bottom end of the heating main shaft both extend out of the heating chain link, the top end of the heating main shaft is connected with a belt wheel spacer bush in a sleeved mode, and the belt wheel spacer bush is connected with the heating chain link in a sleeved mode. A belt wheel spacer bush is arranged at the top of the heating main shaft, a heating shaft fixing sleeve connected to the heating main shaft in a sleeving mode is arranged at the top of the belt wheel spacer bush, a heating belt wheel is connected to the middle of the heating main shaft in a sleeving mode, a pressure spring connected to the heating main shaft in a sleeving mode is arranged at the top of the heating belt wheel, a spring check ring is connected to the top of the pressure spring, and the heating main shaft is sleeved with the spring check ring. The heating device is simple in structure and convenient to operate, the heating main shaft can be driven to rotate through the heating belt wheel, the bottle preform can be uniformly rotated and heated conveniently, the driving part and the heating part are independently and fixedly mounted, the driving part and the mounting part can be independently replaced conveniently, and the maintenance and replacement cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of heating chain accessories, in particular to a heating chain link structure. Background Art

[0002] The heating chain used to heat preforms in a rotary blow molding machine is used to grip the preforms, transport them to the heating zone, and then feed them back into the blow molding machine. The chain is mounted on a rotating mechanism equipped with a powered turntable. The chain consists of multiple heating links connected by hinges to form a loop. These links are connected to the turntable through meshing teeth. The strength of the heating chain links directly and ultimately affects the strength of the entire chain.

[0003] The current heating chain links have many margins in the entire processing process, the processing volume is large, and it is relatively complicated. In addition, the current heating chain links are inconvenient to repair and replace. Utility Model Content

[0004] The purpose of the present invention is to provide a heating link structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solutions: a heating chain link structure, comprising a heating chain link, a heating spindle is mounted on the heating chain link in a vertical direction, and the top and bottom ends of the heating spindle are extended outside the heating chain link, the top of the heating spindle is sleeved with a pulley spacer, the top of the pulley spacer is provided with a heating shaft fixing sleeve sleeved on the heating spindle, a heating pulley is sleeved at the middle position of the heating spindle, and a pressure spring sleeved on the heating spindle is provided on the top of the heating pulley, the top of the pressure spring is connected to a spring retaining ring, and the spring retaining ring is sleeved on the heating spindle;

[0006] The bottom of the heating spindle is sleeved with a heat dissipation sleeve, the bottom of the heat dissipation sleeve is provided with an O-ring sleeved on the heating spindle, the outer surface of the O-ring is connected to a swelling block, the heat dissipation sleeve and the swelling block are outer-connected with a preform withdrawal sleeve, the preform withdrawal sleeve is fixed to the bottom of the heating chain link, and a heating head guide sleeve is installed in the preform withdrawal sleeve, the heating head guide sleeve is fixed to the bottom of the heating spindle by a hexagon socket countersunk screw, and the bottom of the preform withdrawal sleeve is threadedly installed with a bottle preform; a heating chain transmission shaft installed on the heating chain link is provided on one side of the heating spindle.

[0007] Preferably, the heating shaft fixing sleeve is fixed to the top of the heating main shaft by a locking nut.

[0008] Preferably, both ends of the heating chain transmission shaft are sleeved with a flange bearing 1 and a deep groove ball bearing 1, and a heating chain washer sleeved on the heating chain transmission shaft is provided between the deep groove ball bearing 1 and the heating chain link.

[0009] Preferably, the top and bottom of the heating chain link are provided with two flange bearings and two deep groove ball bearings sleeved on the heating main shaft, and an elastic retaining ring is sleeved on the heating main shaft, and the spring retaining ring is connected to the elastic retaining ring located above.

[0010] Preferably, the two flange bearings 2 are fixed to the heating chain link by means of a hexagon socket head screw 1 and a hexagon head bolt respectively.

[0011] Preferably, the heating pulley is fixed to the heating spindle by two hexagon socket head screws.

[0012] Preferably, a conical locking washer is sleeved on the hexagon socket countersunk screw.

[0013] Preferably, an externally threaded deep groove ball bearing is installed on one side of the heating link.

[0014] Preferably, a flat washer and an elastic washer which are sleeved on the heating main shaft are provided below the pulley spacer.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The structure is simple and easy to operate. The heating pulley can drive the heating spindle to rotate, which is convenient for uniform rotation and heating of the preform. The driving part and the heating part are independently fixed and installed, which is convenient for separate replacement of the driving part and the installation part, reducing maintenance and replacement costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a side view of the structure of the utility model in the embryo insertion state;

[0019] Figure 3 This is a side view of the structure of the utility model in the embryo unloading state;

[0020] Figure 4 This is a schematic diagram of the structure of part AA of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the BB part of the utility model.

[0022] In the figure: 1. Bottle embryo; 2. Taper lock washer; 3. Hexagon socket countersunk screw; 4. Flange bearing (1); 5. Flange bearing (2); 6. Elastic ring; 7. Deep groove ball bearing (1); 8. Hexagon head bolt; 9. Lock nut; 10. Hexagon socket cylindrical head screw (1); 11. Hexagon socket cylindrical head screw (2); 12. Flat washer; 13. O-ring; 14. Deep groove ball bearing (2); 15. Elastic washer; 16. Externally threaded deep groove ball bearing; 17. Pressure spring; 18. Heating chain link; 19. Heating pulley; 20. Pulley spacer; 21. Heating shaft fixing sleeve; 22. Heating chain drive shaft; 23. Heating chain washer; 24. Spring retaining ring; 25. Heating spindle; 26. Embryo removal sleeve; 27. Heat dissipation sleeve; 28. Heating head guide sleeve; 29. Expansion block. DETAILED DESCRIPTION

[0023] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-5 The utility model provides a technical solution: a heating chain link structure, including a heating chain link 18, a heating spindle 25 is mounted on the heating chain link 18 in the vertical direction, and the top and bottom ends of the heating spindle 25 are extended to the outside of the heating chain link 18, the top of the heating spindle 25 is sleeved with a pulley spacer 20, the top of the pulley spacer 20 is provided with a heating shaft fixing sleeve 21 sleeved on the heating spindle 25, a heating pulley 19 is sleeved in the middle position of the heating spindle 25, and the top of the heating pulley 19 is provided with a pressure spring 17 sleeved on the heating spindle 25, the top of the pressure spring 17 is connected to a spring retaining ring 24, and the spring retaining ring 24 is sleeved on the heating spindle 25;

[0025] The bottom of the heating spindle 25 is sleeved with a heat dissipation sleeve 27, and the bottom of the heat dissipation sleeve 27 is provided with an O-ring 13 sleeved on the heating spindle 25. The outer sleeve of the O-ring 13 is connected with a swelling block 29. The outer sleeves of the heat dissipation sleeve 27 and the swelling block 29 are connected with a preform withdrawal sleeve 26. The preform withdrawal sleeve 26 is fixed to the bottom of the heating chain link 18, and a heating head guide sleeve 28 is installed in the preform withdrawal sleeve 26. The heating head guide sleeve 28 is fixed to the bottom of the heating spindle 25 by a hexagon socket countersunk screw 3. The bottom of the preform withdrawal sleeve 26 is threadedly installed with a bottle preform 1; a heating chain drive shaft 22 mounted on the heating chain link 18 is provided on one side of the heating spindle 25.

[0026] In the present invention, the heating shaft fixing sleeve 21 is fixed to the top of the heating main shaft 25 through the anti-loosening nut 9.

[0027] In the present invention, both ends of the heating chain transmission shaft 22 are sleeved with a flange bearing 4 and a deep groove ball bearing 7, and a heating chain washer 23 sleeved on the heating chain transmission shaft 22 is provided between the deep groove ball bearing 7 and the heating chain link 18.

[0028] In the present utility model, the top and bottom of the heating link 18 are provided with a flange bearing 2 5 and a deep groove ball bearing 2 14 which are sleeved on the heating main shaft 25, and an elastic retaining ring 6 is sleeved on the heating main shaft 25, and the spring retaining ring 24 is connected to the elastic retaining ring 6 located above.

[0029] In the present invention, the two flange bearings 2 5 are fixed to the heating chain link 18 by means of a hexagon socket head screw 10 and a hexagon head bolt 8 respectively.

[0030] In the present invention, the heating pulley 19 is fixed to the heating spindle 25 by two hexagon socket head screws 11.

[0031] In the present invention, a conical locking washer 2 is sleeved on the hexagon socket countersunk screw 3 .

[0032] In the present invention, an externally threaded deep groove ball bearing 16 is installed on one side of the heating link 18 .

[0033] In the present invention, a flat washer 12 and an elastic washer 15 which are sleeved on the heating main shaft 25 are provided below the pulley spacer 20 .

[0034] The working principle of the present invention is as follows: when in use, the preform 1 is mounted on the bottom of the preform withdrawing sleeve 26, and the uniform rotation of the preform 1 is achieved by driving the heating pulley 19 to rotate, thereby improving the heating effect. At the same time, the heating main shaft 25 is fixed by the hexagon socket countersunk screw and the heating shaft fixing sleeve, so that the driving part and the mounting part can be replaced separately. The present invention has a simple structure and is easy to operate. The heating main shaft can be driven to rotate by the heating pulley, so that the preform can be rotated uniformly for heating. In addition, the driving part and the heating part are independently fixed and installed, so that the driving part and the mounting part can be replaced separately, thereby reducing the maintenance and replacement costs.

[0035] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field. Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heating link structure, characterized in that: The heating chain link (18) includes a heating spindle (25) mounted on the heating chain link (18) in a vertical direction, and the top and bottom ends of the heating spindle (25) extend outside the heating chain link (18), the top end of the heating spindle (25) is sleeved with a pulley spacer (20), the top of the pulley spacer (20) is provided with a heating spindle fixing sleeve (21) sleeved on the heating spindle (25), the middle position of the heating spindle (25) is sleeved with a heating pulley (19), the top of the heating pulley (19) is provided with a pressure spring (17) sleeved on the heating spindle (25), the top of the pressure spring (17) is connected to a spring retaining ring (24), and the spring retaining ring (24) is sleeved on the heating spindle (25); The bottom of the heating main shaft (25) is sleeved with a heat dissipation sleeve (27), the bottom of the heat dissipation sleeve (27) is provided with an O-ring (13) sleeved on the heating main shaft (25), the outer cover of the O-ring (13) is connected with a swelling block (29), the outer cover of the heat dissipation sleeve (27) and the swelling block (29) is connected with a preform withdrawal sleeve (26), the preform withdrawal sleeve (26) is fixed to the bottom of the heating chain link (18), and a heating head guide sleeve (28) is installed in the preform withdrawal sleeve (26), the heating head guide sleeve (28) is fixed to the bottom of the heating main shaft (25) by a hexagon socket countersunk screw (3), and the bottom of the preform withdrawal sleeve (26) is threadedly installed with a bottle preform (1); one side of the heating main shaft (25) is provided with a heating chain transmission shaft (22) installed on the heating chain link (18).

2. A heating link structure according to claim 1, characterized in that: The heating shaft fixing sleeve (21) is fixed to the top of the heating main shaft (25) via a locking nut (9).

3. A heating link structure according to claim 1, characterized in that: Both ends of the heating chain transmission shaft (22) are sleeved with flange bearing 1 (4) and deep groove ball bearing 1 (7), and a heating chain washer (23) sleeved on the heating chain transmission shaft (22) is provided between the deep groove ball bearing 1 (7) and the heating chain link (18).

4. A heating link structure according to claim 1, characterized in that: The top and bottom of the heating chain link (18) are both provided with a flange bearing (5) and a deep groove ball bearing (14) sleeved on the heating main shaft (25), and an elastic retaining ring (6) is sleeved on the heating main shaft (25), and the spring retaining ring (24) is connected to the elastic retaining ring (6) located above.

5. A heating link structure according to claim 4, characterized in that: The two flange bearings 2 (5) are fixed to the heating chain link (18) by means of a hexagon socket head screw 1 (10) and a hexagon head bolt (8) respectively.

6. The heating link structure according to claim 1, characterized in that: The heating pulley (19) is fixed to the heating spindle (25) by two hexagon socket head screws (11).

7. The heating link structure according to claim 1, characterized in that: A conical locking washer (2) is sleeved on the hexagon socket countersunk screw (3).

8. The heating link structure according to claim 1, characterized in that: An externally threaded deep groove ball bearing (16) is installed on one side of the heating chain link (18).

9. The heating link structure according to claim 1, characterized in that: A flat washer (12) and an elastic washer (15) sleeved on the heating main shaft (25) are provided below the pulley spacer (20).

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