Tool lifting appliance for vacuum heat treatment

Abstract

The utility model relates to the technical field of heat treatment tool lifting appliances, in particular to a tool lifting appliance for vacuum heat treatment, which comprises a screw rod, a lifting ring and a plurality of mounting mechanisms, the lifting ring is fixedly connected with the screw rod and positioned above the screw rod, and the mounting mechanisms are respectively arranged on the surface of the screw rod. The mounting mechanism comprises a hanging scaffold, a protruding ring, a threaded ring, a clamping ring and a limiting assembly, the hanging scaffold is in sliding connection with the screw and located on the surface of the screw, the protruding ring is fixedly connected with the hanging scaffold and located above the hanging scaffold, a clamping groove is formed in the top of the protruding ring, the clamping ring is rotationally connected with the protruding ring and located in the clamping groove, the threaded ring is in threaded connection with the screw, and the limiting assembly is fixedly connected with the threaded ring. The screw rod is arranged on the hanging scaffold and wraps the surface of the screw rod, the threaded ring is rotationally connected with the clamping ring and located above the clamping ring, and the limiting assembly is arranged on the surface of the hanging scaffold. Through the arrangement of the structure, the problems that in the prior art, the height of the hanging scaffold is not accurately adjusted through an adjusting sleeve, and the weight is increased are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat treatment frock lifting appliance technical field especially relates to a frock lifting appliance for vacuum heat treatment. BACKGROUND

[0002] The frock lifting appliance for vacuum heat treatment can provide a stable heating environment for the workpiece, ensuring that the workpiece is heated and kept at a specific temperature and time, thereby ensuring the change of its physical and chemical properties.

[0003] In the prior art, the patent document with the publication number (CN216947124U) mentions a frock lifting appliance for vacuum heat treatment of slender shaft parts, which includes a vertically arranged lifting rod, a lifting ring is provided at the top of the lifting rod, a base is installed at the bottom of the lifting rod, a plurality of adjusting sleeves and a lifting tray are slidably sleeved on the lifting rod, the adjusting sleeves are used to adjust the height of the lifting tray relative to the base; the middle part of the lifting tray is provided with a mounting ring matched with the lifting rod, a plurality of convex ribs are uniformly distributed on the upper surface of the lifting tray along the outer wall circumference of the mounting ring, mounting cavities are formed between adjacent convex ribs, an installation hole is uniformly arranged at the bottom of each mounting cavity, a plurality of through holes are uniformly arranged at the bottom of each mounting cavity, a plurality of partitions are uniformly distributed on the lower surface of the lifting tray along the outer wall circumference of the mounting ring, the partitions are correspondingly arranged with the convex ribs, and a ring-shaped baffle is arranged at the lower surface edge of the lifting tray. The existing technology is convenient to assemble, has high universality, high structural strength and high heat treatment efficiency.

[0004] However, the height of the lifting tray adjusted by the adjusting sleeve is not accurate enough, and the weight is increased. INVENTION CONTENTS

[0005] The utility model aims at providing a frock lifting appliance for vacuum heat treatment, which solves the problem of inaccurate height adjustment of the lifting tray by the adjusting sleeve and the increase of weight in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides a frock lifting appliance for vacuum heat treatment, which comprises a screw rod, a lifting ring and a plurality of mounting mechanisms, the lifting ring is fixedly connected with the screw rod and located above the screw rod, the plurality of mounting mechanisms are respectively arranged on the surface of the screw rod, the mounting mechanism comprises a lifting tray, a convex ring, a threaded ring, a clamping ring and a limiting assembly, the lifting tray is slidably connected with the screw rod and located on the surface of the screw rod, the convex ring is fixedly connected with the lifting tray and located above the lifting tray, a clamping groove is arranged at the top of the convex ring, the clamping ring is rotatably connected with the convex ring and located in the clamping groove, the threaded ring is threadedly connected with the screw rod and covers the surface of the screw rod, the threaded ring is rotatably connected with the clamping ring and located above the clamping ring, and the limiting assembly is arranged on the surface of the lifting tray.

[0007] The installation mechanism further comprises two sliding sheets and a first bolt, the surface of the screw rod is provided with two sliding grooves, the surface of the screw rod is further provided with a plurality of limiting holes, the limiting holes are arranged in the sliding grooves, the two sliding sheets are fixedly connected with the hanging disc and are respectively arranged in the corresponding sliding grooves, and the first bolt penetrates through the two sliding sheets and the screw rod.

[0008] The limiting assembly comprises a plurality of partitions, the partitions are fixedly connected with the hanging disc and are uniformly arranged above the hanging disc, the partitions divide the hanging disc into a plurality of installation cavities, and the installation cavities are provided with an installation hole and a plurality of through holes in the installation cavities.

[0009] The vacuum heat treatment tooling lifting appliance further comprises a bottom disc, a circular ring and a second nut, the circular ring is wrapped at the lower end of the screw rod, the bottom disc is fixedly connected with the bottom disc and located below the bottom disc, and the second nut penetrates through the circular ring and the screw rod.

[0010] The vacuum heat treatment tooling lifting appliance further comprises a limiting ring and a plurality of protruding strips, the limiting ring is fixedly connected with the bottom disc and located above the limiting ring, the protruding strips are fixedly connected with the bottom disc and are uniformly arranged on the surface of the bottom disc, and the surface of the bottom disc is provided with heat dissipation holes.

[0011] The vacuum heat treatment tooling lifting appliance of the utility model, the hanging disc with the screw rod slidingly connected, and located at the surface of the screw rod, the protruding ring with the hanging disc fixedly connected, and located above the hanging disc, the protruding ring's top is provided with the clamping groove, the clamping ring with the protruding ring rotatably connected, and located inside the clamping groove, the screw ring with the screw rod is screwed, and is wrapped at the surface of the screw rod, the screw ring with the clamping ring rotatably connected, and located above the clamping ring, the limiting assembly sets up at the surface of the hanging disc, rotates the screw ring to the surface of the screw rod, rotates the screw ring, the screw ring moves on the screw rod, the clamping ring drives the hanging disc to move, adjusts the position of the hanging disc. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating creative labor.

[0013] Figure 1 It is the structure schematic diagram of the vacuum heat treatment tooling lifting appliance of the utility model.

[0014] Figure 2 This is a front view of the tooling and lifting fixture for vacuum heat treatment according to this utility model.

[0015] Figure 3 This is the utility model Figure 2 A sectional view along line AA.

[0016] Figure 4 This is the utility model Figure 3 A schematic diagram of the structure at point B.

[0017] 1-Screw, 2-Lifting ring, 3-Lifting plate, 4-Raised ring, 5-Threaded ring, 6-Snap ring, 7-Sliding plate, 8-First bolt, 9-Partition plate, 10-Base plate, 11-Ring, 12-Second nut, 13-Limiting ring, 14-Raised strip, 15-Sliding groove, 16-Limiting hole, 17-Mounting cavity, 18-Heat dissipation hole, 19-Mounting hole, 20-Through hole. Detailed Implementation

[0018] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0019] Please see Figures 1-4 ,in, Figure 1 This is a structural schematic diagram of the tooling and lifting fixture for vacuum heat treatment according to this utility model. Figure 2 This is a front view of the tooling and lifting fixture for vacuum heat treatment according to this utility model. Figure 3 This is the utility model Figure 2 AA-line sectional view, Figure 4 This is the utility model Figure 3 A schematic diagram of the structure at point B.

[0020] This utility model provides a tooling lifting fixture for vacuum heat treatment, including a screw 1, a lifting ring 2, several mounting mechanisms, a base 10, a circular ring 11, a second nut 12, a limiting ring 13, and several raised strips 14. The mounting mechanism includes a lifting plate 3, a raised ring 4, a threaded ring 5, a retaining ring 6, a limiting component, two sliding plates 7, and a first bolt 8. The limiting component includes several partitions 9. The aforementioned solution solves the problem in the prior art that adjusting the height of the lifting plate by adjusting the sleeve is not accurate enough and increases the weight.

[0021] For this specific embodiment, the lifting ring 2 is fixedly connected with the screw rod 1 and located above the screw rod 1, a plurality of mounting mechanisms are respectively arranged on the surface of the screw rod 1, the lifting disc 3 is slidably connected with the screw rod 1 and located on the surface of the screw rod 1, the protruding ring 4 is fixedly connected with the lifting disc 3 and located above the lifting disc 3, the top of the protruding ring 4 is provided with a clamping groove, the clamping ring 6 is rotatably connected with the protruding ring 4 and located in the clamping groove, the threaded ring 5 is threadedly connected with the screw rod 1 and covers the surface of the screw rod 1, the threaded ring 5 is rotatably connected with the clamping ring 6 and located above the clamping ring 6, and the limiting assembly is arranged on the surface of the lifting disc 3. By rotating the threaded ring 5, the threaded ring 5 moves on the screw rod 1 correspondingly, the clamping ring 6 drives the lifting disc 3 to move, and the position of the lifting disc 3 is adjusted.

[0022] Among them, the surface of the screw rod 1 is provided with two sliding grooves 15, and the surface of the screw rod 1 is also provided with a plurality of limiting holes 16, the limiting holes 16 are arranged in the sliding grooves 15, two sliding pieces 7 are fixedly connected with the lifting disc 3 and are respectively arranged in the corresponding sliding grooves 15, and the first bolt 8 penetrates through the two sliding pieces 7 and the screw rod 1. After adjusting the position of the lifting disc 3, the sliding pieces 7 are aligned with the limiting holes 16, and the stability of the lifting disc 3 is improved by the first bolt 8.

[0023] Secondly, a plurality of the partition plates 9 are fixedly connected with the lifting disc 3 and uniformly arranged above the lifting disc 3, the partition plates 9 divide the lifting disc 3 into a plurality of mounting cavities 17, and an installation hole 19 and a plurality of through holes 20 are arranged in each mounting cavity 17. The parts are hung on the installation hole 19, and the partition plates 9 separate the parts.

[0024] Secondly, the circular ring 11 covers the lower end of the screw rod 1, the bottom disc 10 is fixedly connected with the bottom disc 10 and located below the bottom disc 10, the second nut 12 penetrates through the circular ring 11 and the screw rod 1, and the setting of the disc facilitates the placement of the screw rod 1 when fixing the parts and also prevents more types of parts.

[0025] In addition, the limiting ring 13 is fixedly connected with the bottom disc 10 and located above the limiting ring 13, a plurality of protruding strips 14 are fixedly connected with the bottom disc 10 and uniformly arranged on the surface of the bottom disc 10, and the surface of the bottom disc 10 is provided with heat dissipation holes 18. The arrangement of the heat dissipation holes 18 and the through holes 20 ensures the flowability of the air inside the heating furnace.

[0026] When the utility model is used, on the surface of the hanging tray 3, the threaded ring 5 is rotated to the surface of the screw rod 1, by rotating the threaded ring 5, the threaded ring 5 moves on the screw rod 1 correspondingly, the snap ring 6 drives the hanging tray 3 to move, the position of the hanging tray 3 is adjusted, after the position of the hanging tray 3 is adjusted, the sliding sheet 7 is aligned with the limiting hole 16, is fixed through the first bolt 8, the stability of the hanging tray 3 is improved, the setting of the heat dissipation hole 18 and the through hole 20 guarantees the flowability of the air inside the heating furnace.

[0027] The above disclosure is only one or more preferred embodiments of the application, which cannot limit the scope of the application. Those skilled in the art can understand that the implementation of all or part of the above embodiments is still within the scope of the application.

Claims

1. A tooling lifting appliance for vacuum heat treatment, comprising a screw rod and a lifting ring, the lifting ring being fixedly connected with the screw rod and located above the screw rod, characterized in that, a plurality of mounting mechanisms are further included, and the plurality of mounting mechanisms are respectively arranged on the surface of the screw rod; the mounting mechanism comprises a lifting disc, a protruding ring, a threaded ring, a snap ring and a limiting assembly, the lifting disc is slidingly connected with the screw rod and located on the surface of the screw rod, the protruding ring is fixedly connected with the lifting disc and located above the lifting disc, the top of the protruding ring is provided with a clamping groove, the snap ring is rotatably connected with the protruding ring and located in the clamping groove, the threaded ring is threadedly connected with the screw rod and covers the surface of the screw rod, the threaded ring is rotatably connected with the snap ring and located above the snap ring, and the limiting assembly is arranged on the surface of the lifting disc.

2. The tooling lifting appliance for vacuum heat treatment according to claim 1, characterized in that, the mounting mechanism further comprises two sliding pieces and a first bolt, the surface of the screw rod is provided with two sliding grooves, the surface of the screw rod is further provided with a plurality of limiting holes, the limiting holes are arranged in the sliding grooves, the two sliding pieces are fixedly connected with the lifting disc and respectively arranged in the corresponding sliding grooves, and the first bolt passes through the two sliding pieces and the screw rod.

3. The tooling lifting appliance for vacuum heat treatment according to claim 2, characterized in that, the limiting assembly comprises a plurality of partitions, the plurality of partitions are fixedly connected with the lifting disc and uniformly arranged above the lifting disc, the partitions divide the lifting disc into a plurality of mounting cavities, and the mounting cavities are respectively provided with a mounting hole and a plurality of through holes in the interiors thereof.

4. The tooling lifting appliance for vacuum heat treatment according to claim 3, characterized in that, the tooling lifting appliance for vacuum heat treatment further comprises a bottom disc, a circular ring and a second nut, the circular ring covers the lower end of the screw rod, the bottom disc is fixedly connected with the bottom disc and located below the bottom disc, and the second nut passes through the circular ring and the screw rod.

5. The tooling lifting appliance for vacuum heat treatment according to claim 4, characterized in that, the tooling lifting appliance for vacuum heat treatment further comprises a limiting ring and a plurality of protruding strips, the limiting ring is fixedly connected with the bottom disc and located above the limiting ring, the plurality of protruding strips are fixedly connected with the bottom disc and uniformly arranged on the surface of the bottom disc, and the surface of the bottom disc is provided with heat dissipation holes.

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