CN217292030U

CN217292030U - Processing tool for biochemical analyzer conveying pump support

Info

Publication number: CN217292030U
Application number: CN202220249575.7U
Authority: CN
Inventors: 李德龙; 王纯刚
Original assignee: Dalian Xinxing Equipment Manufacturing Co ltd
Current assignee: Dalian Xinxing Equipment Manufacturing Co ltd
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-08-26
Anticipated expiration: 2032-02-07

Abstract

The utility model relates to a processing tool for a biochemical analyzer delivery pump bracket, which comprises a fixed disc and a workpiece positioning body, wherein the workpiece positioning body is provided with a profiling positioning cavity aiming at an E or F type workpiece, and is provided with a clamping cavity and a reinforced fixing cavity; through two orientation installation prepositioning subassemblies, can improve dismouting efficiency, and make work piece and profile modeling location intracavity wall laminating nature more stable.

Description

Processing tool for biochemical analyzer conveying pump support

Technical Field

The utility model relates to a non-standard part processing technology field, concretely relates to a processing frock for biochemical analyzer delivery pump support.

Background

The transfer pump of the blood analyzer needs to be fixed on the analyzer through a support, the support is usually a casting, and the casting is usually cast with a margin and then is finely processed on equipment. During fine machining, a casting needs to be fixed on a tool, and the tool is fixed on equipment to move and machine a cutter. Because the workpieces belong to non-standard parts, special tools do not exist, such as the special-shaped bracket shown in fig. 6, the universal fixture is not suitable for clamping at all, and only the tool improved by the existing fixed tool or simply manufactured can be adopted for clamping, however, since the non-special tools inevitably have the conditions that the installation and the disassembly of the castings are difficult, the efficiency is low, the positioning is not accurate, the machining precision is influenced, and even the castings are damaged.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model provides a processing frock for biochemical analyzer delivery pump support can press from both sides the work piece of dress E or F type fast.

In order to realize the purpose, the following technical scheme is adopted: a processing tool for a biochemical analyzer conveying pump support comprises a fixed disc and a workpiece positioning body, wherein the fixed disc is provided with an installation groove along the center line direction, an equipment positioning shaft is installed in the center of the fixed disc, and the workpiece positioning body is installed in the installation groove of the fixed disc;

the middle of the workpiece positioning body is provided with a profiling positioning cavity, and the profiling positioning cavity comprises a first cavity, a second cavity and a third cavity which are mutually communicated;

a first pre-positioning shaft cavity is formed in the transverse side face of the workpiece positioning body, and a pre-positioning shaft assembly is mounted in the first pre-positioning shaft cavity;

a second pre-positioning shaft cavity and a clamping cavity are formed in the vertical side face of the workpiece positioning body, a pre-positioning shaft assembly is also installed in the second pre-positioning shaft cavity, and a clamping screw is installed in the clamping cavity;

the first chamber is communicated with the first prepositioning shaft cavity, the second chamber is communicated with the clamping cavity, and the third chamber is communicated with the second prepositioning shaft cavity;

and a T-shaped clamping block is arranged at the front end of the clamping screw rod and is positioned in the second cavity.

Further, in order to realize multipoint compression, a reinforcing fixing cavity is further formed in the vertical side face of the workpiece positioning body and communicated with the first cavity, compression screws are installed in the reinforcing fixing cavity, and gaskets are installed at the front ends of the compression screws.

Furthermore, in order to improve the stability of the pre-positioning shaft assembly, the inner walls of the first chamber and the third chamber are provided with pre-positioning shaft assembly limiting grooves; in order to improve the stability of the T-shaped clamping block, a T-shaped block positioning groove is formed in the inner wall of the second cavity.

Furthermore, in order to adapt to the processing of workpieces with different thicknesses, the profiling positioning cavity is provided with a limiting block on the opening side in the stress extrusion direction.

The pre-positioning shaft assembly comprises a pre-pressing cushion block, a T-shaped pre-clamping block, a pre-positioning shaft and a spring, the pre-pressing cushion block is provided with a T-shaped block limiting groove, the T-shaped pre-clamping block is matched with the T-shaped block limiting groove and is arranged on the pre-pressing cushion block, the pre-positioning shaft penetrates through the T-shaped pre-clamping block and the pre-pressing cushion block and is arranged in a first pre-positioning shaft cavity or a second pre-positioning shaft cavity, the tail end of the pre-positioning shaft is provided with a handle, the pre-positioning shaft is partially sleeved in the cavity with the spring, and the pre-pressing cushion block is fixed on the corresponding side face of the workpiece positioning body.

Furthermore, the front end of a pre-positioning shaft arranged in the second pre-positioning shaft cavity is processed to be provided with a guide type cambered surface.

The utility model discloses beneficial effect: the pressing structure is reasonably designed, stable clamping force is provided, the workpiece is prevented from moving, and the feed precision is high; two sets of pre-positioning assemblies are designed, so that the workpiece dismounting efficiency is improved, and the positioning precision is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic view of a stationary disk;

FIG. 4 is a schematic view of a workpiece positioner;

FIG. 5 is a schematic view of a hold down pad;

fig. 6 is a schematic view of a workpiece.

As shown in the figure: 1. fixing the disc; 2. a workpiece positioning body; 3. a profiling positioning cavity; 4. a first pre-positioning shaft cavity; 5. a second pre-positioning shaft cavity; 6. a clamping cavity; 7. a reinforcing fixation cavity; 8. pre-positioning a shaft assembly; 9. a workpiece; 10. a device positioning shaft; 11. clamping the screw rod; 12. a T-shaped clamping block; 13. a gasket; 14. a limiting block; 101. mounting holes; 102. mounting grooves; 301. a first chamber; 302. a second chamber; 303. a third chamber; 304. pre-positioning a shaft assembly limiting groove; 305. a T-shaped block positioning groove; 801. pressing the cushion block; 802. a T-shaped pre-clamping block; 803. pre-positioning a shaft; 804. a spring; 805. a handle; 806. a T-shaped block limiting groove; 901. erecting a beam; 902. a first cross member; 903. a second cross member; 904. and a third beam.

Detailed Description

Examples

In the following, referring to the accompanying drawings, fig. 1 to 5 are schematic views of this embodiment, and show a processing tool for a biochemical analyzer delivery pump bracket, which includes a fixed disc and a workpiece positioning body,

design of the fixed disc 1: the fixing disc 1 is provided with a mounting hole 101, the fixing disc is provided with a mounting groove 102 along the center line direction, and a fixing bolt hole is arranged in the mounting groove 102.

Designing a workpiece positioning body: the connecting side surface of the workpiece positioning body 2 and the fixed disc 1 is also provided with a fixed bolt hole, the middle of the workpiece positioning body 2 is provided with a profiling positioning cavity 3, and the profiling positioning cavity is divided into a first cavity 301, a second cavity 302 and a third cavity 303; a first pre-positioning shaft cavity 4 is formed in the transverse side face of the workpiece positioning body 2, and the first pre-positioning shaft cavity 4 is communicated with the first cavity 301; a second prepositioning shaft cavity 5, a clamping cavity 6 and a reinforcing and fixing cavity 7 are formed in the vertical side face of the workpiece positioning body 2, the second prepositioning shaft cavity 5 is communicated with the third cavity 33, the clamping cavity 6 is communicated with the second cavity 302, and the reinforcing and fixing cavity 7 is communicated with the first cavity 301; the inner walls of the first chamber 301 and the third chamber 303 are provided with pre-positioning shaft assembly limiting grooves 304, and the inner wall of the second chamber 302 is provided with T-shaped block positioning grooves 305.

Pre-positioning the shaft assembly 8 design: the pre-positioning shaft assembly 8 comprises a pre-pressing cushion block 801, a T-shaped pre-clamping block 802, a pre-positioning shaft 803, a spring 804 and a handle 805, wherein the pre-pressing cushion block 801 is provided with a T-shaped block limiting groove 806, and the tail end of the pre-positioning shaft 803 is provided with the handle 805.

The workpiece definition workpiece 9 shown in fig. 6 includes vertical beams 901, a first cross beam 902, a second cross beam 903, and a third cross beam 904, where the first cross beam 902 and the second cross beam 903 are located in the first chamber 301, and the third cross beam 904 is located in the third chamber 303.

The assembly of this frock: an equipment positioning shaft 10 is installed at the center of a fixed disc 1, a workpiece positioning body 2 is installed in an installation groove 102 of the fixed disc 1 through a fixing bolt matched with a fixing bolt hole, a clamping screw 11 is installed in a clamping cavity 4, a T-shaped clamping block 12 is installed at the front end of the clamping screw 11, the T-shaped clamping block 12 is located in a second cavity 302 and installed on a T-shaped block positioning groove 305, a compression screw 12 is installed in a reinforcing fixed cavity 7, a gasket 13 is installed at the front end of the compression screw 12, and in order to enable the workpiece 9 to be better attached to a profiling positioning cavity 3, the gasket 13 at the front end of the compression screw 12 corresponds to a third cross beam 303; in order to adapt to the fixation of workpieces 9 with different thicknesses, a limiting block 14 is arranged on the opening side edge of the profiling positioning cavity 3 corresponding to the vertical beam 901 of the workpiece 9.

The first prepositioning shaft cavity 4 is provided with a prepositioning shaft assembly 8 for providing clamping force for the workpiece 9 in the front-back direction, and considering that the gravity center of the workpiece is based on the vertical beam 901, the prepositioning shaft assembly 8 corresponds to the combination position of the first cross beam 902 and the vertical beam 901 of the workpiece. The T-shaped pre-clamping block 802 is matched with the T-shaped block limiting groove 806 and installed on the pre-clamping cushion block 801, the pre-positioning shaft 803 penetrates through the T-shaped pre-clamping block 802 and the pre-clamping cushion block 801 and is installed in the first pre-positioning shaft cavity 4, the pre-positioning shaft 803 is partially sleeved with the spring 804 in the cavity, the front end of the pre-positioning shaft 803 is located in the pre-positioning shaft assembly limiting groove 304, and the pre-clamping cushion block 801 is fixed on the transverse side face of the workpiece positioning body 2.

The second pre-positioning shaft cavity 5 is provided with the pre-positioning shaft assembly 8 for providing clamping force for the left and right directions of the workpiece 9, the assembling mode is the same as the mode of assembling the pre-positioning shaft assembly 8 with the first pre-positioning shaft cavity 4, and as the third cross beam 904 of the workpiece 9 to be processed in the embodiment is provided with the inclined plane, the front end of the pre-positioning shaft 803 is processed into a guide type arc surface, so that the third cross beam 904 can be tightly attached to the inner wall of the third chamber 303.

And in the clamping process, operating the pre-positioning shaft assembly 8 on the first pre-positioning shaft cavity 4 and the second pre-positioning shaft cavity 5: the handle 805 is pulled up, the spring 804 is locked, the pre-positioning shaft 803 drives the T-shaped pre-clamping block 802 to lift away, the T-shaped block limiting groove 806 of the cushion block 801 is pre-clamped, the handle 805 rotates 90 degrees, the T-shaped pre-clamping block 802 is clamped outside the T-shaped block limiting groove 806, the workpiece 9 is placed into the profiling positioning cavity 3, the handle 805 is rotated, the spring 804 rebounds and expands, the T-shaped pre-clamping block 802 is clamped in the T-shaped block limiting groove 806, and the pre-positioning shaft 803 returns to press the workpiece 9; and (3) tightening the clamping screw 11 and the compression screw 12, and fixing the workpiece 9 on the inner wall of the profiling positioning cavity 3 by the T-shaped clamping block 12 and the gasket 13.

The disassembling process comprises the following steps: the reverse operation is performed.

The present invention is not limited to the embodiment, and any equivalent concept or change within the technical scope of the present invention is all listed as the protection scope of the present invention.

Claims

1. The processing tool for the biochemical analyzer conveying pump support comprises a fixed disc and a workpiece positioning body, and is characterized in that the fixed disc is provided with an installation groove along the central line direction, an equipment positioning shaft is installed in the center of the fixed disc, and the workpiece positioning body is installed in the installation groove of the fixed disc;

2. The processing tool for the biochemical analyzer conveying pump support according to claim 1, wherein a reinforcing fixing cavity is further formed in the vertical side face of the workpiece positioning body, the reinforcing fixing cavity is communicated with the first cavity, a compression screw is installed in the reinforcing fixing cavity, and a gasket is installed at the front end of the compression screw.

3. The processing tool for the biochemical analyzer delivery pump bracket according to claim 1, wherein the inner walls of the first chamber and the third chamber are provided with pre-positioning shaft assembly limiting grooves, and the inner wall of the second chamber is provided with a T-shaped block positioning groove.

4. The processing tool for the biochemical analyzer delivery pump bracket according to claim 1, wherein a limiting block is installed on the upper edge of the profiling positioning cavity at the opening side in the direction of forced extrusion.

5. The processing tool for the biochemical analyzer conveying pump support according to claim 1, wherein the pre-positioning shaft assembly comprises a pre-pressing cushion block, a T-shaped pre-clamping block, a pre-positioning shaft and a spring, the pre-pressing cushion block is provided with a T-shaped block limiting groove, the T-shaped pre-clamping block is arranged on the pre-pressing cushion block in a matched mode with the T-shaped block limiting groove, the pre-positioning shaft penetrates through the T-shaped pre-clamping block and the pre-pressing cushion block and is arranged in a first pre-positioning shaft cavity or a second pre-positioning shaft cavity, a handle is arranged at the tail end of the pre-positioning shaft, the pre-positioning shaft is partially sleeved with the spring in the cavity, and the pre-pressing cushion block is fixed on the corresponding side face of the workpiece positioning body.

6. The processing tool for the biochemical analyzer delivery pump bracket according to claim 5, wherein a guide-type arc surface is processed at the front end of the pre-positioning shaft installed in the second pre-positioning shaft cavity.