CN215733866U - Wire embedding push rod - Google Patents

Abstract

The application provides a rule push rod, including loop bar, pull rod and ejector pad, the pull rod is located inside the loop bar, the ejector pad with pull rod threaded connection, the ejector pad with the loop bar along axial sliding connection, the pull rod includes direction section and transmission section, the transmission section with ejector pad threaded connection, the direction section with the loop bar along axial sliding connection, the transmission section with the detachable fixed connection of direction section, direction section and transmission section adopt different materials to make; the hardness of the guide section is greater than that of the transmission section; the toughness of the transmission section is greater than that of the guide section.

Description

Wire embedding push rod

Technical Field

The application relates to the technical field of rule, especially, relate to a rule push rod.

Background

The coil inserting is a process for inserting a wound coil into a wire slot, a stator is placed on a workbench before the coil inserting, and a lead-out wire hole is arranged on the side of a shaft body. And inserting the cut slot insulation into the slot, and enabling the slot insulation to uniformly extend out of two ends of the iron core. When inserting the coil, the coil is often pulled left and right, so that the slot insulation is easy to deviate, and therefore, the position of the slot insulation in the slot should be checked every time one coil side is inserted. After the slot insulation is placed, the coil is dispersedly embedded into the slot through the slot opening.

The rule push rod is used for driving the rule to push away the head and move along pushing away the line direction, and the rule push rod among the prior art includes loop bar and pull rod usually, and the loop bar is sleeve structure, and the pull rod is located inside the loop bar, and wherein one end and the loop bar inner wall of pull rod are along axial sliding connection, and wherein one end of pull rod is equipped with the screw thread, and threaded connection has the ejector pad on the pull rod, is equipped with the spout on the loop bar, and ejector pad and spout are along pushing away line direction sliding connection, and wherein the axis that pushes away line direction and pull rod is parallel.

The pull rod integrated into one piece among the prior art, the material mechanical properties difference of axial different positions department is not big, and among the actual work process, pull rod and loop bar sliding connection department need bear bigger friction and will keep surface smoothness, and the pull rod is equipped with the screwed part and need bear bigger pulling force, in order to reach all requirements, whole rule push rod needs the material that mechanical comprehensive properties is high, wherein need change whole rule push rod after one section material damages, leads to the cost too high.

Disclosure of Invention

The application provides a rule push rod for solve among the prior art pull rod integrated into one piece, can't set for the material mechanical properties of the different positions department of pull rod axial according to actual need, wherein the whole rule push rod that needs to be changed after one section material damages, lead to the problem of cost too high.

In order to achieve the above purpose, the embodiments of the present application propose the following technical solutions:

the utility model provides a rule push rod, includes loop bar, pull rod and ejector pad, the pull rod is located inside the loop bar, the ejector pad with pull rod threaded connection, the ejector pad with axial sliding connection is followed to the loop bar, the pull rod includes direction section and transmission section, the transmission section with ejector pad threaded connection, the direction section with axial sliding connection is followed to the loop bar, the transmission section with the detachable fixed connection of direction section, the direction section and the transmission section adopts different materials to make.

In some embodiments, the guide section has a hardness greater than a hardness of the drive section.

In some embodiments, the drive section has a toughness greater than the guide section.

In some embodiments, a slot is formed in an end face of one end, close to the transmission section, of the guide section, one end, close to the guide section, of the transmission section is connected with the slot in an inserting mode, and the transmission section is in tight fit with the inner wall of the slot.

In some embodiments, a slot is formed in an end surface of the guide section, which is close to one end of the transmission section, which is close to the guide section, is inserted into the slot, a first pin hole is formed in the transmission section, a second pin hole is formed in the guide section, the second pin hole is communicated with the slot, the first pin hole is aligned with the second pin hole, the rule push rod further comprises a pin, one end of the pin is inserted into the first pin hole, and the other end of the pin is inserted into the second pin hole

In some embodiments, a connecting block is integrally connected to an end face of one end, close to the guide section, of the transmission section, the connecting block is inserted into the slot, and the first pin hole is located in the connecting block.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural view of a rule push rod in an embodiment of the present application;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a partially enlarged view at B in fig. 2.

Reference numerals:

101. a loop bar; 102. a pull rod; 103. a push block; 104. a guide section; 105. a transmission section; 106. a slot; 107. a first pin hole; 108. a second pin hole; 109. a pin; 110. and (4) connecting the blocks.

Detailed Description

Embodiments of the present application will be described in further detail below with reference to the drawings and examples. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

In the embodiments of the present application, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacted with the second feature or indirectly contacted with the second feature through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," "some examples," or "possible implementations" or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1, in an embodiment of the present application, a rule push rod is provided, which includes a sleeve rod 101, a pull rod 102 and a push block 103, the pull rod 102 is located inside the sleeve rod 101, the push block 103 is in threaded connection with the pull rod 102, the push block 103 is in sliding connection with the sleeve rod 101 in an axial direction, the pull rod 102 includes a guide section 104 and a transmission section 105, the transmission section 105 is in threaded connection with the push block 103, the guide section 104 is in sliding connection with the sleeve rod 101 in the axial direction, the transmission section 105 is detachably and fixedly connected with the guide section 104, and the guide section 104 and the transmission section 105 are made of different materials.

In some embodiments, the stiffness of the guide section 104 is greater than the stiffness of the drive section 105.

In some embodiments, the drive section 105 has a toughness greater than the guide section 104.

In some embodiments, a slot 106 is provided on an end surface of the guiding section 104 near one end of the transmission section 105, one end of the transmission section 105 near the guiding section 104 is inserted into the slot 106, and the transmission section 105 is tightly fitted with an inner wall of the slot 106.

In some embodiments, a slot 106 is arranged on an end surface of the guide section 104 close to one end of the transmission section 105, one end of the transmission section 105 close to the guide section 104 is inserted into the slot 106, a first pin hole 107 is arranged on the transmission section 105, a second pin hole 108 is arranged on the guide section 104, the second pin hole 108 is communicated with the slot 106, the first pin hole 107 is aligned with the second pin hole 108, the rule push rod further comprises a pin 109, one end of the pin 109 is inserted into the first pin hole 107, and the other end of the pin 109 is inserted into the second pin hole 108

In some embodiments, a connecting block 110 is integrally connected to an end surface of the transmission section 105 near one end of the guide section 104, the connecting block 110 is inserted into the slot 106, and the first pin hole 107 is located on the connecting block 110.

According to the rule push rod provided by the embodiment, the guide section 104 and the transmission section 105 are spliced by different materials, so that the guide section 104 or the transmission section 105 is convenient to replace or maintain, the overall material cost and the processing cost can be reduced by adopting different materials, and different mechanical properties can be achieved at different positions along the axial direction.

The connecting block 110 is inserted into the slot 106, and the detachable fixed connection can be realized by adopting a tight fit mode, for example, the processing thickness of the connecting block 110 is larger than the processing width of the slot 106, the connecting block 110 is frozen firstly, so that the volume of the connecting block 110 is shrunk, one end of the guide section 104, which is provided with the slot 106, is heated, so that the width of the slot 106 is increased due to expansion, after the connecting block 110 is inserted into the slot 106, the transmission section 105 and the guide section 104 are soaked in water at normal temperature, so that the original sizes of the guide section 104 and the transmission section 105 are gradually recovered, and the inner wall of the slot 106 clamps the connecting block 110, thereby realizing relative fixation. The connecting block 110 and the guide section 104 can be connected together by using a pin 109, and the connecting block and the guide section can be combined by using the pin 109 and a tight fit mode, so that the connecting tightness is improved.

The above examples are only for explaining the present application and are not intended to limit the present application, and those skilled in the art can make modifications to the embodiments of the present application without inventive contribution as needed after reading the present specification, but are protected by patent laws within the scope of the claims of the present application.

Claims (6)

1. The utility model provides a rule push rod, includes loop bar, pull rod and ejector pad, the pull rod is located inside the loop bar, the ejector pad with pull rod threaded connection, the ejector pad with axial sliding connection is followed to the loop bar, a serial communication port, the pull rod includes guide section and transmission section, the transmission section with ejector pad threaded connection, the guide section with axial sliding connection is followed to the loop bar, the transmission section with the detachable fixed connection of guide section, the guide section and the transmission section adopts different materials to make.

2. The rule push rod of claim 1 wherein the hardness of the guide section is greater than the hardness of the transmission section.

3. The rule push rod of claim 1 wherein the toughness of the transmission section is greater than the toughness of the guide section.

4. The rule push rod of claim 1, wherein the end face of the guiding section near one end of the transmission section is provided with a slot, one end of the transmission section near the guiding section is inserted into the slot, and the transmission section is tightly matched with the inner wall of the slot.

5. The rule push rod according to claim 1, wherein the end face of the guiding section near one end of the transmission section is provided with a slot, one end of the transmission section near the guiding section is inserted into the slot, the transmission section is provided with a first pin hole, the guiding section is provided with a second pin hole, the second pin hole is communicated with the slot, the first pin hole is aligned with the second pin hole, the rule push rod further comprises a pin, one end of the pin is inserted into the first pin hole, and the other end of the pin is inserted into the second pin hole.

6. The rule push rod of claim 5, wherein the end surface of the transmission section near one end of the guide section is integrally connected with a connecting block, the connecting block is inserted into the slot, and the first pin hole is located on the connecting block.

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