Special tool for QPQ treatment of flange plate

Abstract

A special tool for flange plate QPQ treatment relates to the technical field of flange plate tools, and adopts the technical scheme that the special tool comprises a supporting device and a lifting device, the supporting device comprises a plurality of flange supporting frames which are detachably connected in sequence from bottom to top, each flange supporting frame comprises two cross beams, and vertical supporting rods are arranged at the two ends of each cross beam; a plurality of limiting rods are connected between the two cross beams and are sequentially distributed in the length direction of the cross beams; the lifting device comprises a lifting frame, the lifting frame is provided with four connecting rods detachably connected with the four vertical supporting rods respectively, two parallel cross arms are further arranged at the bottom of the lifting frame, and the two ends of each cross arm protrude out of the lifting frame. According to the utility model, the two cross beams and the plurality of limiting rods are enclosed to form the limiting opening for clamping the flange plates, so that a plurality of flange plates can be placed; after a plurality of flange plates are installed in each flange supporting frame, the flange supporting frames are sequentially overlapped from bottom to top to form the supporting device, so that the clamping efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flange tooling, in particular to a special tooling for QPQ processing of flanges. Background Art

[0002] Flanges need to be quenched-polished-quenched (QPQ) surface treated during production. Some types of flanges are heavy, weighing about 35kg each, which makes it difficult to handle them using conventional tooling during assembly, resulting in low production efficiency. Therefore, it is necessary to design a QPQ processing tooling for heavy flanges to improve assembly efficiency. Utility Model Content

[0003] Aiming at the problem of low production efficiency when conventional tooling is used to clamp heavy-weight flanges in the prior art, the utility model provides a special tooling for QPQ processing of flanges.

[0004] The utility model provides the following technical solution: a special tool for QPQ processing of flange, comprising:

[0005] The support device comprises a plurality of flange support frames which are detachably connected in sequence from bottom to top, wherein the flange support frames comprise two cross beams, both ends of the cross beams are provided with vertical support rods, a plurality of limit rods are connected between the two cross beams, and the plurality of limit rods are sequentially distributed along the length direction of the cross beams;

[0006] The lifting device comprises a lifting frame, wherein the lifting frame is provided with four connecting rods which are detachably connected to the four vertical support rods respectively, and two parallel cross arms are also provided at the bottom of the lifting frame, and both ends of the cross arms protrude from the lifting frame.

[0007] Preferably, the plurality of limiting rods are distributed at equal distances.

[0008] Preferably, a reinforcement rod is further provided between two adjacent vertical support rods of the flange support frame.

[0009] Preferably, a socket is provided at the top of the vertical support rod, and the socket is provided with a socket slot. The bottom ends of the vertical support rod and the connecting rod are provided with a plug connector that matches the socket slot in a clearance, and the socket slot and the plug connector are provided with pin holes.

[0010] Preferably, the socket of one flange support frame is plugged into the plug connector of another flange support frame or the connecting rod, and the socket and the plug connector are connected via a bolt.

[0011] Preferably, the lifting device is also provided with a lifting hook.

[0012] The beneficial effects of the utility model are as follows: the two cross beams of the flange support frame and a plurality of limit rods form a limit opening for clamping the flange, and a plurality of flanges can be placed; the top of the separate flange support frame is unobstructed, so it is convenient to quickly install the flange; after each flange support frame is loaded with a plurality of flanges, the plurality of flange support frames are stacked from bottom to top in sequence to form a supporting device, so as to improve the installation efficiency; the lifting device can not only assist in the lifting of the tooling, but also play a supporting role for the tooling during QPQ processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A three-dimensional schematic diagram of an embodiment of a tooling.

[0014] Figure 2 A schematic diagram of an embodiment of a support device.

[0015] Figure 3 A schematic diagram of an embodiment of a lifting device.

[0016] Figure 4 It is a working schematic diagram of an embodiment of the tooling.

[0017] Figure numerals: 10, flange support frame; 11, crossbeam; 12, limit rod; 13, vertical support rod; 131, socket; 132, plug connector; 14, reinforcement rod; 20, lifting device; 21, lifting frame; 22, connecting rod; 23, cross arm; 24, lifting hook. DETAILED DESCRIPTION

[0018] The following is a more detailed description of the implementation of the utility model in conjunction with the drawings and the figure marks, so that those skilled in the art can implement it after reading this specification. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not used to limit the utility model.

[0019] The utility model provides Figure 1-4 A special tool for QPQ processing of flange shown in the figure includes a supporting device and a lifting device.

[0020] The support device includes a plurality of flange support frames 10. The flange support frames 10 include two cross beams 11, and a plurality of limit rods 12 are connected between the two cross beams 11. The plurality of limit rods 12 are distributed in sequence and equidistantly along the length direction of the cross beams to form a plurality of limit openings for fixing the flanges; please refer to Figure 4, a flange is inserted into a limit opening, the weight of the flange is borne by the crossbeam 11, and the limit rods 12 on both sides prevent the flange from tipping over during the movement. Vertical support rods 13 are provided at both ends of the crossbeam 11, and the crossbeam 11 is arranged in the middle and lower part of the vertical support rods 13 to raise the height of the crossbeam 11 and form a space for accommodating the flange under the crossbeam. A reinforcement rod 14 is also provided between two adjacent vertical support rods 13 to enhance stability.

[0021] Multiple flange support frames 10 are detachably connected from bottom to top. The top of a single flange support frame 10 is unobstructed, which facilitates the rapid installation of flanges. After each flange support frame 10 is loaded with multiple flanges, multiple flange support frames 10 are stacked into a support device to improve installation efficiency. For details, please refer to Figure 1-2 The top of the vertical support rod 13 is provided with a socket 131, the socket 131 is provided with a socket slot, the bottom of the vertical support rod 13 is provided with a plug connector 132 that is clearance-matched with the plug slot, and the plug slot and the plug connector 132 are both provided with pin holes. After the socket 131 of one flange support frame is plugged with the plug connector 132 of another flange support frame, the pin is inserted into the pin hole, so that the socket 131 and the plug connector 132 are connected through the pin. The pin can be a bolt, and the end of the bolt is threadedly connected with a fixing nut to prevent it from falling off.

[0022] The lifting device 20 includes a lifting frame 21, and the lifting frame 21 is provided with four connecting rods 22 that are detachably connected to the four vertical support rods 13, and the bottom end of the connecting rod 22 is also provided with a plug connector 132 that is gap-matched with the plug slot at the top of the vertical support rod 13. The plug socket 131 of a flange support frame is plugged into the plug connector 132 of the connecting rod, and the two are connected by inserting a pin into the pin hole. Two parallel cross arms 23 are also provided at the bottom of the lifting frame 21, and both ends of the cross arms 23 protrude from the lifting frame 21; during QPQ treatment, the two ends of the cross arms 23 are respectively placed on the two bases of the heat treatment furnace. The lifting device 20 is also provided with a lifting hook 24 to facilitate lifting by the lifting mechanism.

[0023] The above are one or more embodiments of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A special tool for QPQ processing of flange, characterized in that: include: The support device comprises a plurality of flange support frames which are detachably connected in sequence from bottom to top, wherein the flange support frames comprise two cross beams, both ends of the cross beams are provided with vertical support rods, a plurality of limit rods are connected between the two cross beams, and the plurality of limit rods are sequentially distributed along the length direction of the cross beams; The lifting device comprises a lifting frame, wherein the lifting frame is provided with four connecting rods which are detachably connected to the four vertical support rods respectively, and two parallel cross arms are also provided at the bottom of the lifting frame, and both ends of the cross arms protrude from the lifting frame.

2. A flange QPQ processing special tooling according to claim 1, characterized in that: Multiple limit rods are distributed at equal distances.

3. A flange QPQ processing special tooling according to claim 1, characterized in that: A reinforcement rod is also arranged between two adjacent vertical support rods of the flange support frame.

4. A flange QPQ processing special tooling according to claim 1, characterized in that: The top of the vertical support rod is provided with a socket, and the socket is provided with a socket slot. The bottom ends of the vertical support rod and the connecting rod are provided with a plug connector that matches the socket slot with a gap, and the socket slot and the plug connector are provided with pin holes.

5. The special tooling for QPQ processing of flange according to claim 1 is characterized in that: The plug socket of one flange support frame is plugged into the plug connector of another flange support frame or the connecting rod, and the plug socket and the plug connector are connected by a bolt.

6. The special tooling for QPQ processing of flange according to claim 1, characterized in that: The lifting device is also provided with a lifting hook.

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