CN108393830A - A kind of heating core positioning clamping device - Google Patents

Abstract

The invention discloses a kind of heating core positioning clamping devices, including servo-actuated locating piece, locating piece clamp system, pipe fitting positioning and clamping mechanism, servo-actuated locating piece includes upper half locating piece and lower half locating piece, and the annular protrusive board of ring flange is inlaid between upper half locating piece and lower half locating piece；Locating piece clamp system includes locating piece placement rack and hold-down mechanism, and servo-actuated locating piece is clamped on locating piece placement rack by hold-down mechanism；Pipe fitting positioning and clamping mechanism includes multiple split type collets and pipe fitting throw-out lever, the clamping face of multiple split type collets defines pipe fitting holding tank, temperature tube and heating tube are inserted into from pipe fitting holding tank from the top down respectively when work and are passed down through corresponding jack on ring flange, temperature tube and heating tube insertion depth are limited by pipe fitting throw-out lever, the positioning to ring flange, temperature tube and heating tube is completed and clamps.Advantages of the present invention：It can realize that the automatic positioning of entire pipe fitting clamps, effectively increase production efficiency.

Description

An electric heating core positioning and clamping device

technical field

The invention relates to a positioning and clamping device for an electric heating core.

Background technique

Most of the heating media in traditional industrial production and family life are supplied by coal, natural gas, oil, etc., which have a bad impact on the natural environment and human health. In recent years, with the improvement of people's awareness of environmental protection, electric heating technology has become more and more popular in all walks of life, and the electric heating core is the core of the entire electric heating equipment. In the industrial production process, how to accurately and efficiently install the heating tube, flange and temperature measuring tube and other components of the electric heating core together to prepare for the subsequent process has become the primary issue for mass production of the electric heating core. In the traditional production process, a large amount of manpower is used, resulting in waste of manpower and increased production costs. Moreover, personnel are easily injured when manipulating crude tools for production, and the production efficiency is not high.

Contents of the invention

The purpose of the present invention is to overcome the disadvantages of the prior art and provide a positioning and clamping device for electric heating cores in order to improve production efficiency.

The present invention is achieved through the following technical solutions:

A positioning and clamping device for an electric heating core, the electric heating core includes a flange plate and a temperature measuring tube and a heating tube arranged on the flange plate, and the flange plate is provided with multiple holes for inserting the temperature measuring tube and the heating tube jack, the positioning and clamping device includes a follower positioning block, a positioning block clamping mechanism, a pipe fitting positioning and clamping mechanism,

The follower positioning block includes an upper half positioning block and a lower half positioning block that are detachably connected, and the centers of the upper half positioning block and the lower half positioning block are provided with a central through hole for placing a flange, and the flange There is an outwardly protruding annular convex plate on the circumference of the disk, and the annular convex plate is embedded between the upper half positioning block and the lower half positioning block to realize the fixed connection between the flange plate and the follower positioning block;

The positioning block clamping mechanism includes a positioning block placement seat and a pressing mechanism arranged on the positioning block placement seat. The positioning block placement seat is used to place the follower positioning block, and the follower positioning block is clamped by the pressing mechanism. Tightly place the positioning block on the seat;

The pipe positioning and clamping mechanism includes a plurality of split chucks and pipe thrust rods, the plurality of split chucks are arranged above the flange, and the clamping surfaces of the plurality of split chucks enclose a Hold the temperature measuring tube and the pipe fitting clamping groove of the heating pipe that constitute the electric heating core, and the multiple split chucks are all elastic chucks, and the pipe fitting thrust rod is set under the flange;

When working, insert the temperature measuring tube and the heating tube from the pipe fitting clamping groove from top to bottom and pass down through the corresponding socket on the flange, and face the temperature measuring tube and the heating tube through the top of the pipe fitting thrust rod The insertion depth is limited to complete the positioning and clamping of the flange, temperature measuring tube and heating tube.

Further, the pressing mechanism includes two pressing cylinders arranged on the left and right sides of the positioning block placement seat, each pressing cylinder is provided with a rotating and vertically telescopic pressing head at the top, through the pressing The pressing head is pressed to the upper end surface of the follow-up positioning block, so as to realize clamping the follow-up positioning block on the positioning block placement seat.

Further, each of the split chucks is externally connected with a push cylinder that drives the split chucks to expand and contract in the radial direction.

Further, in the follower positioning block, the upper half of the positioning block and the lower half of the positioning block are fixedly connected by set screws.

Compared with the prior art, the present invention has the following advantages:

The invention provides a positioning and clamping device for an electric heating core, which is equipped with a matching follower positioning block, a positioning block clamping mechanism, and a pipe fitting positioning and clamping mechanism. The positioning and clamping of the flange can be realized by the block, and the multiple split chucks are in the clamping state under the action of the push cylinder. At this time, the temperature measuring tube and the heating tube are respectively inserted into the multiple split chucks to form a It can be inserted into the upper end of the thrust rod of the pipe through the corresponding socket on the flange, and then the automatic positioning and clamping of the entire pipe can be completed, which greatly reduces the complexity of manual operation. and production costs, reducing the error caused by completely manual operation, truly meeting the requirements of large-scale uninterrupted automatic production, effectively improving production efficiency, providing convenience for positioning, clamping and loading of electric heating cores, and having a wide range of applications prospect. In addition, the present invention has reasonable structural design and flexible and convenient operation.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a structural schematic view of the follower positioning block and the positioning block clamping mechanism of the present invention.

Fig. 3 is a schematic diagram of the working state of the present invention.

Fig. 4 is a structural schematic diagram of a positioning block mounting seat used for circumferential positioning of a flange according to the present invention.

Fig. 5 is a structural schematic diagram of circumferential and axial positioning of the flange according to the present invention.

Symbols in the figure: 1. Lower half positioning block, 2. Upper half positioning block, 3. Flange, 4. Positioning block mounting seat, 5. Positioning rod, 6. Set screw, 7. Model identification code, 8. Positioning block placement seat, 9, compression cylinder, 10, compression head, 11, push cylinder, 12, split chuck, 13, pipe fitting thrust rod, 14, temperature measuring tube, 15, heating tube, 16, Pipe fitting holding groove, 17, jack.

Detailed ways

The embodiments of the present invention are described in detail below. This embodiment is implemented on the premise of the technical solution of the present invention, and detailed implementation methods and specific operating procedures are provided, but the protection scope of the present invention is not limited to the following implementation example.

Referring to Figures 1 to 3, this embodiment discloses a positioning and clamping device for an electric heating core. The electric heating core includes a flange 3, a temperature measuring tube 14 and a heating tube 15 arranged on the flange 3, and the flange 3 has a plurality of jacks 17 for inserting temperature measuring tubes 14 and heating tubes 15, and the positioning and clamping device includes a follower positioning block, a positioning block clamping mechanism, and a pipe fitting positioning and clamping mechanism.

The follower positioning block includes an upper half positioning block 2 and a lower half positioning block 1 that are detachably connected, and the center of the upper half positioning block 2 and the lower half positioning block 1 is provided with a central through hole for placing a flange 3, and the flange plate 3 There is a circle of protruding annular convex plate in the circumferential direction, the annular convex plate is embedded between the upper half positioning block 2 and the lower half positioning block 1, and the upper half positioning block 2 and the lower half positioning block are positioned by the set screw 6 The fixed connection of the block 1 can realize the fixed connection of the flange plate 3 and the follower positioning block. Provide visual identification information through the model identification code 7 on the follower positioning block.

Referring to Fig. 4 and Fig. 5, before installing the set screw 6, the flange 3 is positioned axially and circumferentially through the positioning block mounting seat 4, and the positioning block mounting seat 4 is provided with the upper half of the positioning block 2 and the The lower half of the positioning block 1 is an installation cavity that matches the shape. The bottom of the installation cavity is provided with two positioning rods 5. When installing, the lower half of the positioning block 1 is first placed in the installation cavity of the positioning block mounting seat 4, and then the lower half of the positioning block 1 is placed in the installation cavity of the positioning block mounting seat 4. The flange 3 is placed at the central through hole of the semi-positioning block 1, and the two positioning rods 5 pass through the two sockets 17 on the flange 3 to achieve circumferential positioning of the flange 3, and the flange 3 The annular convex plate of the ring is lapped on the lower half of the positioning block 1, and then the upper half of the positioning block 2 is placed, and the upper half of the positioning block 2 and the lower half of the positioning block 1 are fixed by the set screw 6, and the flange 3 can be realized. axial positioning.

The positioning block clamping mechanism includes a positioning block placement seat 8 and a pressing mechanism arranged on the positioning block placement seat 8. The positioning block placement seat 8 is used to place the follower positioning block, and the follower positioning block is clamped by the pressing mechanism. On the positioning block placement seat 8; the pressing mechanism includes two pressing cylinders 9 arranged on the left and right sides of the positioning block placing seat 8, and each pressing cylinder 9 top is provided with a rotating and vertically telescopic pressing press. The head 10 is pressed against the upper end surface of the follower positioning block by pressing the pressing head 10, so as to realize clamping the follower position block on the positioning block placement seat 8.

The pipe positioning and clamping mechanism includes a plurality of split chucks 12 and pipe thrust rods 13. The plurality of split chucks 12 are arranged above the flange 3, and the clamping surfaces of the plurality of split chucks 12 enclose a It is used to clamp the pipe clamping groove 16 of the temperature measuring tube 14 and the heating tube 15 that constitute the electric heating core. The multiple split chucks 12 are elastic chucks, and the split chucks 12 can be made of nylon or resin with certain elasticity. material, each split chuck 12 is externally connected with a pushing cylinder 11 that drives the split chuck 12 to expand and contract in the radial direction. The pipe fitting thrust rod 13 is arranged under the flange 3;

When working, a plurality of split chucks 12 are in a clamping state under the action of a plurality of push cylinders 11, and the pipe thrust rod 13 is pushed to a predetermined position under the flange 3 by the corresponding push device, and the temperature measuring tube 14 and the heating tube 15 are respectively inserted from the pipe clamping groove 16 from top to bottom and pass down through the corresponding socket 17 on the flange 3, and are inserted through the top of the pipe thrust rod 13 facing the temperature measuring tube 14 and the heating tube 15 The depth is limited, and the positioning and clamping of the flange plate 3, the temperature measuring tube 14 and the heating tube 15 can be completed. At this point, the positioning and clamping of the entire electric heating core is completed, and then the pushing device of the pipe fitting thrust rod 13 pushes the pipe fitting. The rod 13 returns to the initial position to allow the space under the flange 3 to perform other operations. After the positioning and clamping is completed, the whole device enters a process under the drive of the rotary table.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention. Inside.

Claims (4)

1. A positioning and clamping device for an electric heating core, the electric heating core includes a flange plate and a temperature measuring tube and a heating tube arranged on the flange plate, and the flange plate is provided with holes for inserting the temperature measuring tube and the heating tube multiple jacks, characterized in that: the positioning and clamping device includes a follower positioning block, a positioning block clamping mechanism, a pipe fitting positioning and clamping mechanism, The follower positioning block includes an upper half positioning block and a lower half positioning block that are detachably connected, and the centers of the upper half positioning block and the lower half positioning block are provided with a central through hole for placing a flange, and the flange There is an outwardly protruding annular convex plate on the circumference of the disk, and the annular convex plate is embedded between the upper half positioning block and the lower half positioning block to realize the fixed connection between the flange plate and the follower positioning block; The positioning block clamping mechanism includes a positioning block placement seat and a pressing mechanism arranged on the positioning block placement seat. The positioning block placement seat is used to place the follower positioning block, and the follower positioning block is clamped by the pressing mechanism. Tightly place the positioning block on the seat; The pipe positioning and clamping mechanism includes a plurality of split chucks and pipe thrust rods, the plurality of split chucks are arranged above the flange, and the clamping surfaces of the plurality of split chucks enclose a Hold the temperature measuring tube and the pipe fitting clamping groove of the heating pipe that constitute the electric heating core, and the multiple split chucks are all elastic chucks, and the pipe fitting thrust rod is set under the flange; When working, insert the temperature measuring tube and the heating tube from the pipe fitting clamping groove from top to bottom and pass down through the corresponding socket on the flange, and face the temperature measuring tube and the heating tube through the top of the pipe fitting thrust rod The insertion depth is limited to complete the positioning and clamping of the flange, temperature measuring tube and heating tube. 2. A positioning and clamping device for electric heating elements according to claim 1, wherein the pressing mechanism includes two pressing cylinders arranged on the left and right sides of the positioning block, and the top of each pressing cylinder A rotatable and vertically telescopic pressing head is provided, and the pressing head is pressed against the upper end surface of the follower positioning block to realize clamping of the follower position block on the positioning block placement seat. 3 . The electric heating core positioning and clamping device according to claim 1 , wherein each of the split chucks is connected with a push cylinder that drives the split chucks to expand and contract in the radial direction. 4 . 4. A positioning and clamping device for an electric heating core according to claim 1, characterized in that: in the follower positioning block, the upper half of the positioning block and the lower half of the positioning block are fixedly connected by set screws.