Hanging tool for belt pulley production

Abstract

The utility model discloses a hanger for belt pulley production, which comprises a hanging rod, a plurality of auxiliary supports are transversely mounted on the outer side of the hanging rod, each auxiliary support is provided with a replacement component, a first rectangular cylinder is vertically mounted at the top of each auxiliary support, and a height adjusting component is arranged in each first rectangular cylinder. A threaded column, a threaded groove and a conical body are arranged; when belt pulley bodies of different sizes are mounted and machined, the conical bodies are unloaded by rotating the conical bodies in threaded connection with the outer sides of the threaded columns, then threaded grooves formed in the bottoms of the conical bodies of other sizes are in threaded connection to the outer sides of the threaded columns, and then the conical bodies are rapidly replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of hangers for producing pulleys, in particular to a hanger for producing pulleys. Background Art

[0002] Pulleys are hub parts, which are generally relatively large in size. The manufacturing process is generally based on casting and forging (larger designs are generally cast, and the material is generally cast iron, while smaller designs can be forged, and the material is steel). During the painting or electroplating process of the pulleys, it is necessary to use a hanger to mount multiple pulleys and then process them.

[0003] The Chinese patent with publication number CN209162237U discloses a pulley hanger, including two parallel connecting rods and a plurality of support rods whose two ends are respectively fixed vertically on two support rods, and a plurality of placement plates arranged along the length direction of the support rods; the placement plates are trapezoidal plates and their top edges are smaller than the diameter of the pulleys, and the length of the bottom edges is greater than the inner diameter of the pulleys so that the pulleys can be hung on the placement plates; the highest point of the top edge of each placement plate is higher than the highest point of the bottom edge, and two rows of placement plates are arranged on each support rod, and the two rows of placement plates are perpendicular to the support plates and symmetrically arranged about the diameter of the support rods in the vertical direction. The utility model has the advantages of high space utilization.

[0004] However, the above patent has the following shortcomings: the above patent is completed by sleeved the pulley on the placement plate and then processing the pulley, but during use, since the size of the placement plate is fixed, it is impossible to sleeve the pulley smaller than the placement plate, and it is also impossible to sleeve the pulley whose inner hole is larger than the placement plate, so it needs to be improved. Utility Model Content

[0005] The utility model aims to provide a hanger for pulley production to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hanger for pulley production, comprising a hanging rod, a plurality of auxiliary brackets are horizontally installed on the outside of the hanging rod, and replacement components are arranged on the auxiliary brackets, a first rectangular tube is vertically installed on the top of the auxiliary bracket, and a height adjustment component is arranged in the first rectangular tube, a second rectangular tube is horizontally arranged above the auxiliary bracket, and a length adjustment component is arranged in the second rectangular tube; the replacement component comprises a threaded column, a threaded groove and a cone, a threaded column is vertically installed on the top of the auxiliary bracket away from the hanging rod, a threaded groove is opened at the bottom of the cone, and the threaded groove is threadedly connected to the threaded column, and a pulley body is sleeved on the outside of the cone.

[0007] By adopting the above technical solution, it is possible to mount pulley bodies with different inner diameters.

[0008] As a further solution of the utility model: the height adjustment assembly includes a first tension spring and a pull rod, the first tension spring is vertically installed in the first tension spring, the pull rod is vertically slidably installed on the top of the first rectangular tube, and the top of the first tension spring is connected to the bottom of the pull rod.

[0009] By adopting the above technical solution, the pulley body at different positions of the cone can be fixed.

[0010] As a further solution of the utility model: the length adjustment assembly includes a second tension spring and a transverse push rod, a second rectangular tube is transversely installed on the outside of the pull rod, and a transverse push rod is transversely inserted into the end of the second rectangular tube for transverse sliding, a second tension spring is transversely installed in the second rectangular tube, and the end of the second tension spring is connected to the insertion end of the transverse push rod.

[0011] By adopting the above technical solution, it is possible to fix pulley bodies of different sizes.

[0012] As a further solution of the utility model: the auxiliary brackets are distributed in multiple groups up and down.

[0013] As a further solution of the utility model: a pressing rod is vertically installed at the bottom of the transverse push rod, and a rubber layer is installed at the bottom of the pressing rod.

[0014] By adopting the above technical solution, buffering is achieved during the contact process between the pressing rod and the pulley body assembly.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the hanger for pulley production,

[0016] A threaded column, a threaded groove and a cone are provided; when the pulley bodies of different sizes are mounted and processed, the cone is unloaded by rotating the cone connected to the thread on the outer side of the threaded column, and then the threaded groove opened at the bottom of the cone of other sizes is threadedly connected to the outer side of the threaded column, thereby realizing the rapid replacement of the cone. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the auxiliary support, the cone, the first rectangular tube and the second rectangular tube of the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the cone of the utility model.

[0020] In the figure: 1. hanging rod; 2. auxiliary bracket; 3. cone; 4. threaded column; 5. threaded groove; 6. pulley body; 7. first rectangular tube; 8. first tension spring; 9. pull rod; 10. second rectangular tube; 11. second tension spring; 12. lateral push rod; 13. pressing rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-3 The utility model provides a technical solution: a hanger for pulley production, comprising a hanging rod 1, a plurality of auxiliary brackets 2 are horizontally installed on the outside of the hanging rod 1, and replacement components are arranged on the auxiliary brackets 2, a first rectangular tube 7 is vertically installed on the top of the auxiliary bracket 2, and a height adjustment component is arranged in the first rectangular tube 7, a second rectangular tube 10 is horizontally arranged above the auxiliary bracket 2, and a length adjustment component is arranged in the second rectangular tube 10; the replacement component comprises a threaded column 4, a threaded groove 5 and a cone 3, a threaded column 4 is vertically installed on the top of the side of the auxiliary bracket 2 away from the hanging rod 1, a threaded groove 5 is opened at the bottom of the cone 3, and the threaded groove 5 is threadedly connected to the threaded column 4, and a pulley body 6 is sleeved on the outside of the cone 3;

[0023] Specifically, when the pulley bodies 6 of different sizes are mounted and processed, the conical body 3 is unloaded by rotating the conical body 3 threadedly connected to the outer side of the threaded column 4, and then the threaded groove 5 opened at the bottom of the conical body 3 of other sizes is threadedly connected to the outer side of the threaded column 4, thereby realizing the rapid replacement of the conical body 3.

[0024] Furthermore, the height adjustment assembly includes a first tension spring 8 and a pull rod 9, wherein the first tension spring 8 is vertically installed inside the first tension spring 8, the pull rod 9 is vertically slidably installed on the top of the first rectangular tube 7, and the top of the first tension spring 8 is connected to the bottom of the pull rod 9;

[0025] Specifically, after the outer side of the cone 3 is inserted into the pulley body 6, the second rectangular tube 10 is pulled upward so that the height of the second rectangular tube 10 exceeds the top position of the pulley body 6, and then the transverse push rod 12 is pulled to move laterally. After the pressing rod 13 is inserted into the circular hole opened in the center of the pulley body 6, the pulley body 6 is fixed.

[0026] Furthermore, the length adjustment assembly includes a second tension spring 11 and a transverse push rod 12, a second rectangular tube 10 is transversely installed outside the tension rod 9, and the transverse push rod 12 is transversely inserted into the end of the second rectangular tube 10 by sliding, a second tension spring 11 is transversely installed inside the second rectangular tube 10, and the end of the second tension spring 11 is connected to the insertion end of the transverse push rod 12;

[0027] Further, there are multiple groups of auxiliary brackets 2 distributed up and down;

[0028] Furthermore, a pressing rod 13 is vertically installed at the bottom of the transverse push rod 12, and a rubber layer is installed at the bottom of the pressing rod 13;

[0029] Specifically, when the pressing rod 13 and the pulley body 6 come into contact, the rubber layer can reduce the metal friction generated when the pressing rod 13 and the pulley body 6 come into contact.

[0030] Working principle: When using the pulley production hanger, the cone 3 is unloaded by rotating the cone 3 threadedly connected to the outside of the threaded column 4, and then the threaded groove 5 opened at the bottom of the cone 3 of other sizes is threadedly connected to the outside of the threaded column 4, thereby realizing the rapid replacement of the cone 3, and then the pulley body 6 is sleeved on the outside of the cone 3, and then after the outside of the cone 3 is sleeved into the pulley body 6, the second rectangular tube 10 is pulled up so that the height of the second rectangular tube 10 exceeds the top position of the pulley body 6, and then the transverse push rod 12 is pulled to move laterally, and after the pressing rod 13 is inserted into the circular hole opened in the center of the pulley body 6, the pulley body 6 is fixed. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0031] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A hanger for pulley production, comprising a hanger rod (1), characterized in that: A plurality of auxiliary brackets (2) are horizontally installed on the outside of the hanging rod (1), and a replacement component is arranged on each of the auxiliary brackets (2); a first rectangular tube (7) is vertically installed on the top of the auxiliary bracket (2), and a height adjustment component is arranged in the first rectangular tube (7); a second rectangular tube (10) is horizontally installed above the auxiliary bracket (2), and a length adjustment component is arranged in the second rectangular tube (10); the replacement component comprises a threaded column (4), a threaded groove (5) and a cone (3); a threaded column (4) is vertically installed on the top of the auxiliary bracket (2) away from the hanging rod (1); a threaded groove (5) is provided at the bottom of the cone (3), and the threaded groove (5) is threadedly connected to the threaded column (4); a pulley body (6) is sleeved on the outside of the cone (3).

2. A pulley production hanger according to claim 1, characterized in that: The height adjustment assembly comprises a first tension spring (8) and a pull rod (9), wherein the first tension spring (8) is vertically installed inside the first tension spring (8), the pull rod (9) is vertically slidably installed on the top of the first rectangular tube (7), and the top of the first tension spring (8) is connected to the bottom of the pull rod (9).

3. A pulley production hanger according to claim 2, characterized in that: The length adjustment assembly includes a second tension spring (11) and a transverse push rod (12); a second rectangular tube (10) is transversely installed on the outside of the tension rod (9), and the transverse push rod (12) is transversely inserted into the end of the second rectangular tube (10) by sliding; a second tension spring (11) is transversely installed in the second rectangular tube (10), and the end of the second tension spring (11) is connected to the insertion end of the transverse push rod (12).

4. A pulley production hanger according to claim 1, characterized in that: The auxiliary brackets (2) are arranged in multiple groups vertically and horizontally.

5. The pulley production hanger according to claim 3, characterized in that: A pressing rod (13) is vertically installed at the bottom of the transverse push rod (12), and a rubber layer is installed at the bottom of the pressing rod (13).

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