CN215588880U

CN215588880U - Auxiliary tool for workpiece surface treatment

Info

Publication number: CN215588880U
Application number: CN202122130395.5U
Authority: CN
Inventors: 支新建; 卢海清
Original assignee: Shanghai Jiaheng Heat Treatment Co ltd
Current assignee: Shanghai Jiaheng Heat Treatment Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-21
Anticipated expiration: 2031-09-03

Abstract

The application relates to an auxiliary tool for workpiece surface treatment, which comprises an installation frame, wherein a support rod is arranged on the upper end surface of the installation frame, and the support rod is vertically arranged on the upper end surface of the installation frame; and an elastic ring is fixed on the circumferential side wall of the supporting rod and is used for being embedded into the inner wall of the groove of the workpiece and abutting against the inner wall of the groove of the workpiece. When the workpiece is placed on the supporting rod, the circumferential surface of the workpiece can be completely exposed in the spraying range of the sand blasting equipment, the sand blasting equipment can conveniently blast sand on the workpiece, the elastic ring is arranged to reduce the shaking of the workpiece, and the sand blasting quality of the workpiece is improved.

Description

Auxiliary tool for workpiece surface treatment

Technical Field

The application relates to the field of sand blasting, in particular to an auxiliary tool for workpiece surface treatment.

Background

The sand blasting process is a process for cleaning and roughening the surface of a matrix by using the impact action of high-speed sand flow. Compressed air is generally used as power to form a high-speed spray beam to spray materials to the surface of a workpiece to be treated at a high speed, so that the surface of the workpiece obtains certain cleanliness and different roughness, the mechanical property of the surface of the workpiece is improved, the adhesive force between the workpiece and a coating is increased, the durability of a coating is prolonged, and the coating is also beneficial to leveling and decoration of a coating.

A workpiece 7 to be grit blasted as illustrated in fig. 4 is provided with a circumferential surface 8. The circumferential surface 8 of the workpiece 7 needs to be subjected to sand blasting, when the workpiece 7 is subjected to sand blasting, the workpiece 7 needs to be placed in sand blasting equipment, and the workpiece 7 is in a tilting state, so that the circumferential surface 8 of the workpiece 7 is difficult to be completely treated by a sand blasting nozzle, and the sand blasting effect of the workpiece 7 is influenced, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the sandblast effect of work piece, this application provides a work piece surface treatment's auxiliary fixtures.

The application provides a pair of auxiliary fixtures of work piece surface treatment adopts following technical scheme:

an auxiliary tool for workpiece surface treatment comprises an installation frame, wherein a support rod is vertically arranged on the upper end face of the installation frame; and an elastic ring is fixed on the circumferential side wall of the supporting rod and is used for being embedded into the inner wall of the groove of the workpiece and abutting against the inner wall of the groove of the workpiece.

Through above-mentioned technical scheme, when the recess cover on the work piece was located on the bracing piece and is carried out the sandblast, the bracing piece deviates from the one end butt of mounting bracket in the tank bottom of recess on the work piece, during the recess of elasticity ring embedding work piece, and the outer wall butt of elasticity ring was on the lateral wall of work piece recess. When the workpiece is placed on the supporting rod, the circumferential surface of the workpiece is completely exposed in the spraying range of the sand blasting equipment, the sand blasting equipment can conveniently blast sand on the workpiece, the elastic ring is arranged to reduce the shaking of the workpiece, and the sand blasting quality of the workpiece is improved.

Optionally, a guide portion is arranged on the circumferential side wall of the elastic ring, and the cross section of the guide portion along the axis direction is gradually reduced towards the direction away from the mounting frame.

Through above-mentioned technical scheme, set up the guide part, make things convenient for the inner wall of elastic ring embedding work piece.

Optionally, the mounting frame is provided with a plurality of mounting bars, and the mounting bars are connected with the mounting frame through bolts; the mounting bar is provided with a plurality of mounting holes along the length direction, the supporting rod is coaxially provided with a thread section, and the thread section is in threaded connection with the mounting holes.

Through above-mentioned technical scheme, mounting bar and bracing piece can be dismantled, when the work piece sandblast demand of unidimensional, can dismantle bracing piece and mounting bar according to actual need, reduce the influence to the work piece sandblast, improve the suitability.

Optionally, the end faces of the mounting bars facing the support are smooth arc faces, and a material passing port is arranged between every two adjacent mounting bars.

Through above-mentioned technical scheme, reduce and spout the gathering of material on mounting bar and mounting bracket, spout the material and can fall back on sand blasting equipment, conveniently spout the recycle of material.

Optionally, the thread section and be equipped with connecting portion between the bracing piece, the diameter of connecting portion is less than the diameter of bracing piece, it is connected with annular boss to rotate on the connecting portion.

Through above-mentioned technical scheme, when actual bracing piece was fixed on the mounting bar, the annular boss can cover the mounting hole, reduces the material that spouts that gets into the mounting hole to influence the dismantlement of bracing piece, improve the durability.

Optionally, the annular boss orientation the terminal surface of mounting bar is equipped with the butt groove, the tank bottom in butt groove is used for the laminating the terminal surface of mounting bar orientation bracing piece.

Through above-mentioned technical scheme, can improve the effect of covering of annular boss to the mounting hole.

Optionally, the bottom surface of the mounting frame is provided with a non-slip mat.

Through above-mentioned technical scheme, reduce the removal of sandblast in-process mounting bracket, improve the sandblast quality of work piece.

Optionally, a balancing weight is arranged on the mounting frame and fixed on the mounting frame through a bolt.

Through above-mentioned technical scheme, when the whole quality of work piece is lighter, the sandblast process probably leads to work piece and mounting bracket to appear rocking, and the installation balancing weight can reduce to rock, improves the sandblast quality of work piece.

Optionally, the bracing piece is equipped with multiple model, and the diameter is different between the bracing piece of different models, just the elastic ring also has multiple model, the size one-to-one of elastic ring corresponds the bracing piece sets up.

Through above-mentioned technical scheme, can come the work piece of different models of adaptation through changing the bracing piece.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) by arranging the supporting rod and the elastic ring, all surfaces of the workpiece can be subjected to sand blasting treatment when the workpiece is arranged on the supporting rod, and the elastic ring is abutted against the inner wall of the workpiece, so that the shaking of the workpiece can be reduced, and the sand blasting effect of the workpiece can be improved;

(2) the mounting bar and the supporting bar are detachable, so that when workpieces with different sizes are needed for sand blasting, the supporting bar and the mounting bar can be detached according to actual needs, sand blasting of the workpieces is prevented from being influenced, and applicability is improved;

(3) through setting up the balancing weight, reduce rocking of work piece sandblast in-process, improve the sandblast quality of work piece.

Drawings

Fig. 1 is an overall schematic diagram of the present embodiment.

Fig. 2 is an exploded view of a part of the structure of the present embodiment.

Fig. 3 is an exploded view of the support rod structure of the present embodiment.

Fig. 4 is a schematic diagram of the workpiece structure of the present embodiment.

Reference numerals: 1. a mounting frame; 2. mounting a bar; 3. a material leakage port; 4. a support bar; 5. an elastic ring; 6. a guide portion; 7. a workpiece; 8. a circumferential surface; 9. an annular sleeve; 10. an annular boss; 11. a balancing weight; 12. a non-slip mat; 13. mounting holes; 14. a threaded segment; 15. a butt joint groove; 16. a connecting portion.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses auxiliary fixtures of work piece surface treatment.

Referring to fig. 1 and 2, the installation rack comprises an installation rack 1, wherein the upper end surface of the installation rack 1 is in a semi-annular shape, and a plurality of installation strips 2 are connected to the installation rack 1. The through-hole has been seted up on the lateral wall of mounting bracket 1, and the terminal surface at 2 both ends of mounting bar also is equipped with the screw hole, insert the bolt in the through-hole on the 1 lateral wall of mounting bracket and with the screw hole threaded connection of 2 tip of mounting bar, be fixed in on the mounting bracket 1 with mounting bar 2. The installation strips 2 are parallel to each other, and the height of the upper end surfaces of the installation strips 2 is consistent with that of the upper end surfaces of the installation rack 1. The upper end surfaces of the mounting rack 1 and the mounting strips 2 are smooth arc surfaces, and a material leakage port 3 is arranged between every two adjacent mounting strips 2. A plurality of support rods 4 are vertically arranged on the upper end surface of the mounting bar 2 and the upper end surface of the mounting rack 1.

Referring to fig. 2 and 3, a plurality of mounting holes 13 are formed in the mounting bar 2 along the length direction, and a plurality of mounting holes 13 are also distributed in the arc direction of the mounting bracket 1.

The support rod 4 is coaxially fixed with a threaded section 14, and the threaded section 14 is arranged at one end of the support rod 4 close to the mounting bar 2. A connecting part 16 is connected between the threaded section 14 and the support rod 4, the connecting part 16 is coaxially arranged with the support rod 4, the diameter of the connecting part 16 is smaller than that of the support rod 4, and the outer diameter of the threaded section 14 is smaller than that of the connecting part 16. The connecting portion 16 is rotatably connected with an annular boss 10, and an abutting groove 15 is formed in the end face, facing the mounting bar 2, of the annular boss 10.

The mounting process of the support rod 4 on the mounting bar 2 is as follows: firstly, the annular boss 10 is sleeved into the connecting part 16 from the starting end of the threaded section 14, then the threaded section 14 is aligned with the mounting hole 13 to be screwed, during the period, the position of the annular boss 10 is rotated and adjusted, so that the bottom of the abutting groove 15 is attached to the upper end face of the mounting bar 2, and at the moment, the mounting hole 13 is covered by the annular boss 10; the support rod 4 continues to rotate until the end face of the annular boss 10 facing the support rod 4 abuts against the end face of the support rod 4 facing the mounting bar 2. Set up annular boss 10, can reduce the sandblast in-process, get into the material that spouts in mounting hole 13, reduce to spout the material and pile up the influence of dismantling bracing piece 4 in mounting hole 13.

The mounting method of the support rod 4 on the mounting rack 1 is the same as the mounting method of the support rod 4 on the mounting bar 2.

Referring to fig. 2 and 3, an elastic ring 5 is coaxially fixed on the circumferential side wall of the support rod 4, the elastic ring 5 is arranged on the support rod 4 away from the threaded section 14, the elastic ring 5 is made of rubber, a guide part 6 is coaxially arranged on the circumferential side wall of the elastic ring 5, and the axial section of the guide part 6 is gradually reduced towards the direction away from the mounting bar.

Referring to fig. 1 and 4, the device further comprises a workpiece 7, wherein a circumferential surface 8 which needs to be subjected to sand blasting is arranged on the workpiece 7, and a groove is formed in an axial end surface of the workpiece 7. The end, far away from the groove, of the workpiece 7 is further sleeved with an annular sleeve 9, the annular sleeve 9 is sleeved on the workpiece 7 and used for covering a thread section and a spline on the workpiece 7, and the influence of sand blasting on the thread section and the spline on the workpiece 7 is reduced.

In the actual sand blasting process, the groove on the workpiece 7 is sleeved on the support rod 4, one end of the support rod 4, which is far away from the mounting bar 2, abuts against the bottom of the groove on the workpiece 7, the elastic ring 5 is embedded into the groove of the workpiece 7, and the outer wall of the elastic ring 5 abuts against the side wall of the groove of the workpiece 7. When the workpiece 7 is sleeved on the supporting rod 4, the circumferential surface 8 is completely exposed in the spraying range of the sand blasting equipment, the sand blasting equipment can conveniently blast sand on the workpiece 7, the elastic ring 5 can reduce the shaking of the workpiece 7, and the sand blasting quality of the workpiece 7 is improved. The unrestrained material that spouts in the sandblast process can conveniently be retrieved in spilling the sand blasting equipment back through material leakage mouth 3.

Because the workpieces 7 have different sizes, the supporting rods 4 have different models and are matched with the workpieces, the diameters of the supporting rods 4 of different models are different, and the size of the elastic ring 5 on the supporting rod 4 corresponds to the size of the groove on the workpiece 7. In the actual 7 sandblast processes of work piece, can select the bracing piece 4 of suitable model as required, dismantle original bracing piece 4 on mounting bracket 1 and mounting bar 2, then install the bracing piece 4 of suitable model on mounting bracket 1 and mounting bar 2, supply to spout the sand device and carry out the sandblast to work piece 7.

Referring to fig. 1 and 2, a weight block 11 is connected to an outer side wall of the mounting frame 1. Seted up the through-hole on the balancing weight 11, the lateral wall of mounting bracket 1 has still seted up threaded hole, and through-hole on balancing weight 11 inserts the bolt then threaded connection in the screw hole of 1 lateral wall of mounting bracket, is fixed in on the lateral wall of mounting bracket 1 balancing weight 11. When the whole quality of work piece 7 is lighter, the sandblast process probably leads to work piece 7 and mounting bracket 1 to appear rocking, and installation balancing weight 11 can reduce and rock, improves the sandblast quality of work piece 7. If the workpiece 7 is heavy, the balancing weight 11 can be detached, and the workpiece 7 is not blasted by using the balancing weight 11. And the bottom surface of the mounting rack 1 is fixed with the non-slip mat 12, so that the displacement between the mounting rack 1 and a placing table on sand blasting equipment can be reduced, and the sand blasting quality of the workpiece 7 is improved.

The working principle of the embodiment is as follows: in the actual sand blasting process, the groove in the workpiece 7 is sleeved on the support rod 4, one end, away from the mounting bar 2, of the support rod 4 abuts against the bottom of the groove in the workpiece 7, the elastic ring 5 is embedded into the groove in the workpiece 7, and the outer wall of the elastic ring 5 abuts against the side wall of the groove in the workpiece 7; after the workpiece 7 is sleeved on the support rod 4, the whole mounting frame 1 is placed in sand blasting equipment to perform sand blasting on the workpiece 7.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a workpiece surface treatment's auxiliary fixtures which characterized in that: the device comprises a mounting rack (1), wherein a support rod (4) is vertically arranged on the upper end face of the mounting rack (1); an elastic ring (5) is fixed on the circumferential side wall of the supporting rod (4), and the elastic ring (5) is embedded into the inner wall of the groove of the workpiece (7) and is abutted against the inner wall of the groove of the workpiece (7).

2. The auxiliary tool for workpiece surface treatment according to claim 1, characterized in that: the elastic ring is characterized in that a guide part (6) is arranged on the circumferential side wall of the elastic ring (5), and the cross section of the guide part (6) along the axis direction is gradually reduced towards the direction away from the mounting frame (1).

3. The auxiliary tool for workpiece surface treatment according to claim 1, characterized in that: the mounting rack (1) is provided with a plurality of mounting bars (2), and the mounting bars (2) are connected with the mounting rack (1) through bolts; the mounting bar (2) is provided with a plurality of mounting holes (13) along the length direction, the supporting rod (4) is coaxially provided with a threaded section (14) towards one end of the mounting bar, and the threaded section (14) is in threaded connection with the mounting holes (13).

4. The auxiliary tool for workpiece surface treatment according to claim 3, characterized in that: the end faces, facing the supporting rods (4), of the mounting strips (2) are smooth arc surfaces, and material passing openings are formed between the adjacent mounting strips (2).

5. The auxiliary tool for workpiece surface treatment according to claim 4, characterized in that: the thread section (14) and a connecting part is arranged between the support rods (4), the diameter of the connecting part (16) is smaller than that of the support rods (4), and the connecting part (16) is rotatably connected with an annular boss (10).

6. The auxiliary tool for workpiece surface treatment according to claim 5, characterized in that: annular boss (10) orientation the terminal surface of mounting bar (2) is equipped with butt groove (15), the tank bottom in butt groove (15) is used for the laminating the terminal surface of mounting bar (2) orientation bracing piece (4).

7. The auxiliary tool for workpiece surface treatment according to claim 1, characterized in that: and the bottom surface of the mounting rack (1) is provided with an anti-skid pad (12).

8. The auxiliary tool for workpiece surface treatment according to claim 1, characterized in that: be equipped with balancing weight (11) on mounting bracket (1), the balancing weight passes through the bolt fastening in on mounting bracket (1).

9. The auxiliary tool for workpiece surface treatment according to claim 1, characterized in that: bracing piece (4) are equipped with multiple model, and the diameter is different between bracing piece (4) of different models, just elastic ring (5) also has multiple model, the size one-to-one of elastic ring (5) bracing piece (4) set up.