A micro multi-position equivariable distance mechanism

Abstract

The utility model relates to a micro multi-position equal-distance variable mechanism in the field of micro-distance variable mechanisms, wherein the left base and the right base are both provided with limit blocks, the guide rod passes through the limit blocks, a plurality of limit blocks are provided, and the plurality of limit blocks are connected by an upper connecting block and a lower connecting block, the upper connecting block is arranged above the lower connecting block, the upper connecting block and the lower connecting block are mutually staggered and arranged between adjacent limit blocks, and the driving end of the driver respectively passes through the left base and the right base to be connected with the limit blocks. The micro multi-position equal-distance variable mechanism realizes multi-position equal-distance changes by arranging an upper connecting block and a lower connecting block, the upper connecting block and the lower connecting block are mutually staggered and arranged between adjacent limit blocks, and the driving end of the driver respectively passes through the left base and the right base to be connected with the limit blocks, so as to facilitate the installation of PIN needles in the product and improve the installation speed.

Description

Technical Field

[0001] The utility model relates to the field of micro-variable pitch mechanisms, in particular to a micro-multi-position equal-variable pitch mechanism. Background Art

[0002] As automated machines become more powerful and product precision becomes higher, the application of micro pitch change becomes more widespread.

[0003] However, the existing manufacturing distance of the PIN pin is usually different from the distance of the PIN pin in the product, so it is not easy to install the PIN pin in the product. Utility Model Content

[0004] The purpose of the utility model is to solve the above defects and provide a miniature multi-position equal-variable-distance mechanism.

[0005] The purpose of the utility model is achieved in the following way: a miniature multi-position equal-distance mechanism, including a left base and a right base, the left base and the right base are opposite, one end of the left base and one end of the right base are both provided with a driver, the left base and the right base are provided with a guide rod, the left base and the right base are both provided with a limit block, the guide rod passes through the limit block, a plurality of limit blocks are provided, the plurality of limit blocks are connected by an upper connecting block and a lower connecting block, the upper connecting block is arranged above the lower connecting block, the upper connecting block and the lower connecting block are staggered and arranged between adjacent limit blocks, and the driving end of the driver passes through the left base and the right base respectively to be connected to the limit block.

[0006] In the above description, as a further solution, an upper card slot and a lower card slot are provided on the side of the limit block, the upper card slot is arranged at the upper end of the lower card slot, the upper card slot and the lower card slot are sealed by a positioning rod, an upper gap is provided between the positioning rod and the upper card slot, a lower gap is provided between the positioning rod and the lower card slot, an upper connecting block is provided in the upper card slot, and a lower connecting block is provided in the lower card slot.

[0007] In the above description, as a further solution, the middle diameter of the connecting block is smaller than the two end diameters of the connecting block.

[0008] In the above description, as a further solution, a fixing piece is provided on the limit block in the left base, and a groove is provided on the limit block in the right base, and the fixing piece extends along the direction of the groove.

[0009] In the above description, as a further solution, there are four guide rods, and the four guide rods are evenly arranged on the left base and the right base.

[0010] In the above description, as a further solution, auxiliary rods are provided in the left base and the right base, and the limit blocks are provided on the sides of the auxiliary rods.

[0011] In the above description, as a further solution, the sides of the left base and the right base are both provided with limit sensors.

[0012] The beneficial effects produced by the utility model are as follows: the miniature multi-position equal-variable-pitch mechanism realizes multi-position equal-variable-pitch changes by setting an upper connecting block and a lower connecting block, wherein the upper connecting block and the lower connecting block are staggered between adjacent limit blocks, and the driving end of the driver passes through the left base and the right base respectively to be connected to the limit blocks, thereby facilitating the installation of the PIN needle into the product and improving the installation speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of a miniature multi-position equal-variable-distance mechanism of the utility model;

[0014] Figure 2 This is a front view of a miniature multi-position equal-distance variable mechanism of the utility model;

[0015] Figure 3 It is a schematic diagram of a three-dimensional structure of a miniature multi-position equal-distance variable mechanism installed on a fixture of the utility model;

[0016] In the figure: 1-left base, 2-right base, 3-driver, 4-limit block, 5-guide rod, 6-upper connecting block, 7-lower connecting block, 8-upper slot, 9-lower slot, 10-upper gap, 11-lower gap, 12-fixing part, 13-groove, 14-auxiliary rod, 15-limit sensor, 16-positioning rod. DETAILED DESCRIPTION

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0018] The embodiments described with reference to the accompanying drawings are exemplary and are intended to be used to explain the present application, and cannot be understood as limiting the present application. In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present application, the meanings of "several" and "multiple" are two or more, unless otherwise clearly and specifically defined. In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances. In this application, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature can include the first and second features being in direct contact, or it can include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, the first feature "above", "above" and "above" the second feature include the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature "below", "below" and "below" the second feature include the first feature being directly above and obliquely above the second feature, or simply means that the first feature is lower in level than the second feature.

[0019] See also Figure 1-3A micro multi-position equal-distance mechanism is specifically implemented, comprising a left base 1 and a right base 2, the left base 1 and the right base 2 are opposite to each other, one end of the left base 1 and one end of the right base 2 are both provided with a driver 3, a guide rod 5 is provided in the left base 1 and the right base 2, a limit block 4 is provided in the left base 1 and the right base 2, the guide rod 5 passes through the limit block 4, the limit block 4 moves along the guide rod 5, a plurality of limit blocks 4 are provided, the plurality of limit blocks 4 are connected by an upper connecting block 6 and a lower connecting block 7, the upper connecting block 6 is arranged above the lower connecting block 7, the upper connecting block 6 and the lower connecting block 7 are staggered between adjacent limit blocks 4, so as to fix adjacent limit blocks 4, so that each limit block 4 can move with a PIN needle, and the driving end of the driver 3 passes through the left base 1 and the right base 2 respectively to connect with the limit block 4.

[0020] The working principle of the embodiment of the utility model is as follows: the left base 1 and the right base 2 are installed on the fixture, the relative limit blocks 4 clamp the PIN needles, and the driver 3 is driven. The driver 3 pushes the limit blocks 4 closest to the left base 1 and the limit blocks 4 closest to the right base 2 respectively. The limit blocks 4 drive the adjacent limit blocks 4 through the upper connecting blocks 6 and the lower connecting blocks 7, and at the same time, drive each PIN needle to perform multi-position equal distance changes.

[0021] Specifically, an upper card slot 8 and a lower card slot 9 are provided on the side of the limit block 4. The setting of the upper card slot 8 and the lower card slot 9 is convenient for placing the upper connecting block 6 and the lower connecting block 7. The upper card slot 8 is arranged at the upper end of the lower card slot 9. The upper card slot 8 and the lower card slot 9 are sealed by a positioning rod 16. An upper gap 10 is provided between the positioning rod 16 and the upper card slot 8, and a lower gap 11 is provided between the positioning rod 16 and the lower card slot 9. The upper connecting block 6 is arranged in the upper card slot 8, and the lower connecting block 7 is arranged in the lower card slot 9. The setting of the positioning rod 16 facilitates the positioning rod 16 to lock the upper connecting block 6 and the lower connecting block 7, thereby ensuring that each limit block 4 is firmly connected together.

[0022] It is convenient to adjust the alternating spacing between the upper connecting block 6 and the lower connecting block 7 according to the PIN needle situation, so as to control the fixed distance of the limit block 4.

[0023] In this embodiment, the diameter of the middle portion of the connecting block is smaller than the diameters of both ends of the connecting block.

[0024] In this embodiment, a fixing part 12 is provided on the limit block 4 in the left base 1, and a groove 13 is provided on the limit block 4 in the right base 2. The groove 13 is used to place the PIN needle. The fixing part 12 extends along the direction of the groove 13. The fixing part 12 is a screw. The screw is screwed through the limit block 4 in the left base 1, and the screw is used to press the PIN needle in the groove 13.

[0025] In this embodiment, four guide rods 5 are provided. The provision of the guide rods 5 facilitates the sliding of the limit block 4 along the guide rods 5 . The four guide rods 5 are evenly provided on the left base 1 and the right base 2 .

[0026] Specifically, an auxiliary rod 14 is provided in the left base 1 and the right base 2 . The setting of the auxiliary rod 14 enables the limit block 4 to be stably set in the left base 1 and the right base 2 , and the limit block 4 is set on the side of the auxiliary rod 14 .

[0027] In this embodiment, the side surfaces of the left base 1 and the right base 2 are both provided with limit sensors 15 . The provision of the limit sensors 15 facilitates real-time monitoring of the position of the limit block 4 .

[0028] The above contents are further detailed descriptions of the present invention in combination with specific further embodiments, and the specific implementation of the present invention cannot be considered to be limited to these descriptions. For ordinary technicians in the technical field to which the present invention belongs, several simple deductions or substitutions can be made without departing from the concept of the present invention, which should be regarded as the protection scope of the present invention.

Claims

1. A micro multi-position equal-distance variable mechanism, comprising a left base and a right base, the left base and the right base are opposite to each other, one end of the left base and one end of the right base are both provided with a driver, and the left base and the right base are provided with guide rods, characterized in that: The left base and the right base are both provided with limit blocks, the guide rod passes through the limit blocks, a plurality of limit blocks are provided, the plurality of limit blocks are connected by upper connecting blocks and lower connecting blocks, the upper connecting block is arranged above the lower connecting block, the upper connecting block and the lower connecting block are staggered between adjacent limit blocks, and the driving end of the driver passes through the left base and the right base respectively to be connected with the limit blocks.

2. According to claim 1, a micro multi-position equal-distance variable mechanism is characterized in that: An upper slot and a lower slot are provided on the side of the limit block, the upper slot is provided at the upper end of the lower slot, the upper slot and the lower slot are sealed by a positioning rod, an upper gap is provided between the positioning rod and the upper slot, a lower gap is provided between the positioning rod and the lower slot, an upper connecting block is provided in the upper slot, and a lower connecting block is provided in the lower slot.

3. A micro multi-position equal-distance variable mechanism according to claim 1 or 2, characterized in that: The diameter of the middle portion of the connection block is smaller than the diameters of both ends of the connection block.

4. A micro multi-position equal-distance variable mechanism according to claim 1 or 2, characterized in that: A fixing piece is arranged on the limiting block in the left base, and a groove is arranged on the limiting block in the right base, and the fixing piece extends along the direction of the groove.

5. A micro multi-position equal-distance variable mechanism according to claim 1 or 2, characterized in that: There are four guide rods, which are evenly arranged on the left base and the right base.

6. A micro multi-position equal-distance variable mechanism according to claim 5, characterized in that: Auxiliary rods are arranged inside the left base and the right base, and limiting blocks are arranged on the sides of the auxiliary rods.

7. A micro multi-position equal-distance variable mechanism according to claim 1 or 2, characterized in that: Limit sensors are arranged on the sides of the left base and the right base.

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