Tool clamp for producing Venturi tube

Abstract

The utility model discloses a work fixture for producing a Venturi tube. Comprising a first rubber block, an electric telescopic rod arranged in the first rubber block and clamping assemblies arranged at the two ends of the first rubber block, each clamping assembly comprises connecting holes formed in the two sides of the surface of the first rubber block, and external power supply current of the electric telescopic rod is switched on through an external power supply; an electric telescopic rod works to drive a first rubber block and a second rubber block which are arranged at the bottom and the top of the electric telescopic rod to extrude and expand in an inner cavity of the Venturi tube, so that a first connecting block and a second connecting block are attached to the radian of the inner cavity of the Venturi tube; the first connecting block and the second connecting block are connected with the rubber block through a transverse column, the transverse column is made of a soft material and can be bent, the clamping performance of the interior of the Venturi tube is improved, and therefore the Venturi tube inner cavity machining equipment is high in overall usability when used, the connectivity of the interior of a cavity is good, and the service life of the Venturi tube inner cavity machining equipment is prolonged. Therefore, the overall connection measure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of venturi tube equipment, in particular to a tooling fixture for producing venturi tubes. Background Art

[0002] The venturi throat can be used as an instrument to measure flow rate; it can also be used as a highly efficient gas cooling, purification or absorption device. The venturi throat is divided into built-in venturi throat and inserted venturi throat according to its structure. It has achieved good results in the measurement of combustion air, cold air, gas (blast furnace gas, coke oven gas, converter gas) of hot blast furnaces in steel plants and large-diameter and low-velocity pipe meters for primary and secondary air of boilers in thermal power plants. It solves the problem of accurate measurement of various types of gas flow at low pressure, large diameter and low velocity in current industrial enterprises. The unique structural design and data processing method have a strict basis in fluid mechanics, and are calibrated in real flow in a large national key laboratory.

[0003] Patent No. CN206493123U The utility model discloses a double-station fixture for automobile parts processing or inspection, including a workbench, characterized in that it also includes a first working surface, a second working surface, a clamping device, a power device, a first control device and a second control device. The utility model is provided with a power device for mutual switching of the first working surface and the second working surface in the processing area. When one of the working surfaces moves out of the processing area, the parts on the working surface can be re-clamped, which solves the problems encountered in the prior art; at the same time, the first control device and the second control device are provided to realize automatic control of the movement of the first working surface and the second working surface.

[0004] However, there are some problems in the use of existing Venturi tube inner cavity processing equipment. The Venturi tube inner cavity processing equipment currently on the market has low overall usability during use and poor connectivity inside the cavity, which reduces its overall connection measures. Utility Model Content

[0005] The purpose of the utility model is to provide a tooling fixture for producing a venturi tube to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: comprising a first rubber block, an electric telescopic rod arranged inside the first rubber block, and clamping components arranged at both ends of the first rubber block;

[0007] The clamping assembly includes connecting holes opened on both sides of the surface of the first rubber block, a cross column is connected inside the connecting hole, one end of the cross column is connected to one side of the first connecting block and the second connecting block, and is connected to the inner cavity of the venturi tube through the first rubber block, the first connecting block and the second connecting block.

[0008] Preferably, the clamping assembly further comprises a first opening and a second opening formed on the surfaces of the first rubber block, the first connecting block and the second connecting block, and there are a plurality of the first opening and the second opening.

[0009] Preferably, the surface of the transverse column is provided with through holes, and the through holes are distributed on both sides of the surface of the transverse column.

[0010] Preferably, a latch is fitted inside the through hole, and the through hole is aligned with the first opening and the second opening.

[0011] Preferably, the through hole, the first opening and the second opening are cooperatively connected with pins inside.

[0012] Preferably, a connection groove is provided on the surface of the first rubber block, an electric telescopic rod is cooperatively connected inside the connection groove, and a second rubber block is provided and connected to one end of the electric telescopic rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model, that is, when in use, the external power supply current of the electric telescopic rod is turned on through the external power supply, so that the electric telescopic rod works to drive the first rubber block and the second rubber block arranged at the bottom and the top thereof to be squeezed and expanded in the inner cavity of the venturi tube, so that the first connecting block and the second connecting block are fitted with the curvature of the inner cavity of the venturi tube, and the first connecting block and the second connecting block are connected to the rubber block through a cross column, and the cross column is made of soft material and can be bent, thereby increasing the clamping property of the inside of the venturi tube, and then the venturi tube inner cavity processing equipment has higher overall usability when in use, and better connectivity to the inside of the cavity, thereby improving its overall connection measures. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0016] Figure 2 This is a schematic diagram of the connection hole structure of an embodiment of the utility model;

[0017] Figure 3 This is a schematic diagram of the horizontal column structure of an embodiment of the utility model.

[0018] In the figure: 1, first rubber block; 2, connecting groove; 3, electric telescopic rod; 4, second rubber block; 501, connecting hole; 502, horizontal column; 503, through hole; 504, latch; 505, first connecting block; 506, first opening; 507, second opening; 508, second connecting block. DETAILED DESCRIPTION

[0019] In order to facilitate the problem to be solved, the embodiment of the utility model provides a tooling fixture for producing a venturi tube. The technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Example

[0021] See also Figure 1-3 The present embodiment provides a first rubber block 1, an electric telescopic rod 3 disposed inside the first rubber block 1, and a clamping assembly disposed at both ends of the first rubber block 1. The clamping assembly includes connection holes 501 opened on both sides of the surface of the first rubber block 1, and a cross column 502 is connected in the connection hole 501. One end of the cross column 502 is connected to one side of the first connection block 505 and the second connection block 508. The first rubber block 1, the first connection block 505 and the second connection block 508 are connected to the inner cavity of the venturi tube, so that the venturi tube inner cavity processing equipment has high overall usability when used, and has good connectivity to the inside of the cavity, thereby improving its overall connection measures.

[0022] In this embodiment, the clamping assembly also includes a first opening 506 and a second opening 507 formed on the surfaces of the first rubber block 1, the first connecting block 505 and the second connecting block 508. There are multiple first openings 506 and second openings 507. A through hole 503 is formed on the surface of the cross column 502. The through holes 503 are distributed on both sides of the surface of the cross column 502. A latch 504 is connected to the through hole 503. The through hole 503 is aligned with the first opening 506 and the second opening 507. The through hole 503, the first opening 506 and the second opening 507 are connected to the latch 504. A connecting groove 2 is formed on the surface of the first rubber block 1. The connecting groove 2 is connected to the connecting groove 2. An electric telescopic rod 3 is connected, and one end of the electric telescopic rod 3 is provided with a second rubber block 4. That is, when in use, the external power supply current of the electric telescopic rod 3 is turned on through an external power supply, so that the electric telescopic rod 3 works to drive the first rubber block 1 and the second rubber block 4 arranged at the bottom and the top thereof to be squeezed and expanded in the inner cavity of the venturi tube, so that the first connecting block 505 and the second connecting block 508 are fitted with the curvature of the inner cavity of the venturi tube, and the first connecting block 505 and the second connecting block 508 are connected to the rubber block through the cross column 502. The cross column 502 is made of soft material and can be bent to increase the clamping property inside the venturi tube.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fixture for producing a venturi tube, characterized in that: It comprises a first rubber block (1), an electric telescopic rod (3) arranged inside the first rubber block (1), and clamping assemblies arranged at both ends of the first rubber block (1); The clamping assembly comprises connection holes (501) provided on both sides of the surface of the first rubber block (1); a cross column (502) is connected in a matching manner inside the connection hole (501); one end of the cross column (502) is connected in a matching manner to one side of the first connection block (505) and the second connection block (508); and the cross column (502) is connected to the inner cavity of the venturi tube via the first rubber block (1), the first connection block (505) and the second connection block (508).

2. The fixture for producing a venturi tube according to claim 1, characterized in that: The clamping assembly further comprises a first opening (506) and a second opening (507) opened on the surface of the first rubber block (1), the first connecting block (505) and the second connecting block (508), and there are a plurality of the first opening (506) and the second opening (507).

3. The fixture for producing a venturi tube according to claim 1, characterized in that: The surface of the transverse column (502) is provided with through holes (503), and the through holes (503) are distributed on both sides of the surface of the transverse column (502).

4. The fixture for producing a venturi tube according to claim 3, characterized in that: The through hole (503) is internally connected with a latch pin (504), and the through hole (503) is aligned with the first opening (506) and the second opening (507).

5. The fixture for producing a venturi tube according to claim 3, characterized in that: The through hole (503), the first opening (506) and the second opening (507) are internally connected with a plug pin (504).

6. The fixture for producing a venturi tube according to claim 1, characterized in that: A connection groove (2) is provided on the surface of the first rubber block (1), an electric telescopic rod (3) is cooperatively connected inside the connection groove (2), and a second rubber block (4) is arranged and connected at one end of the electric telescopic rod (3).

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