CN211491001U

CN211491001U - Acrylic inner hole polishing clamp device

Info

Publication number: CN211491001U
Application number: CN201922353416.2U
Authority: CN
Inventors: 郭金澎; 陈火
Original assignee: Nanjing Taiyuan Precision Machinery Co ltd
Current assignee: Nanjing Taiyuan Precision Machinery Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-15
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses an acrylic inner hole polishing clamp device, which comprises a dovetail groove sliding table; a rotating shaft is arranged on the dovetail groove sliding table; the front end of the rotating shaft is provided with a clamping jaw; a clamping jaw insert is arranged on the inner side of one end of the clamping jaw, and a spring is arranged on the inner side of the other end of the clamping jaw; the spring penetrates through the rotating shaft; and an air cylinder is installed on one side of the dovetail groove sliding table, and a limiting plate is installed on the other side of the dovetail groove sliding table. The utility model discloses a set up the spring between the clamp clamping jaw, realize through the spring that the clamp clamping jaw is tight to the clamp of work piece, the clamping jaw that the elasticity of spring presss from both sides tight cooperation and is equipped with and inserts can not harm the centre gripping position of work piece, can realize accurate repeated positioning, has promoted the quality of product.

Description

Acrylic inner hole polishing clamp device

Technical Field

The utility model belongs to the automation field, concretely relates to ya keli hole polishing clamp device.

Background

In the inner hole polishing treatment process of parts, the inner hole treatment is always a difficult point, the inner holes of some parts have higher requirements on the surfaces of the parts, particularly the inner holes of shaft parts needing to be installed in the parts, such as the inner hole of a bearing sleeve of a scroll compressor, and an acrylic pen sleeve inner hole polishing machine, the competitiveness of an enterprise is improved while the efficiency is improved, the working strength of workers can be reduced, and the production cost of the enterprise can also be reduced. However, the conventional acrylic pen cap inner hole polishing machine mainly polishes and grinds manually, so that the yield is low, the processes are complicated, the efficiency is low, the quality is unstable and difficult to control, and the workpiece is easily damaged at the clamping part of the clamp.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide an inferior gram force hole polishing clamping device to solve the easy damage of work piece that exists among the prior art and polish the unstable problem of quality.

In order to solve the technical problem, the utility model discloses a following technical scheme:

an acrylic inner hole polishing clamp device comprises a dovetail groove sliding table; a rotating shaft is arranged on the dovetail groove sliding table; the front end of the rotating shaft is provided with a clamping jaw; the front end of the clamp clamping jaw is provided with a clamping jaw insert, and the rear end of the clamp clamping jaw is provided with a spring; the spring penetrates through the rotating shaft; and an air cylinder is fixed on the left side of the dovetail groove sliding table.

Furthermore, a friction wheel is installed at the rear end of the rotating shaft.

Furthermore, an adjusting plate is arranged on the right side of the dovetail groove sliding table; and the adjusting plate is provided with a limiting screw.

Further, the air cylinder is connected with a connecting joint; and a cylinder connecting plate is arranged below the cylinder.

Further, the clamping jaws are mounted on the rotating shaft by means of jaw pins.

Further, the rotating shaft is connected with the dovetail groove sliding table through a bearing.

Furthermore, a positioning groove is formed in the clamping jaw insert.

Compared with the prior art, the utility model discloses there is following beneficial effect:

the utility model discloses a set up between the clamp clamping jaw, realize through the spring that the clamp clamping jaw is tight to the clamp of work piece, the elastic clamping cooperation of spring has the clamping jaw that inserts can not harm the clamping part of work piece, can realize accurate repeated location, has promoted the quality of product, is provided with the swift change of having realized different products of inserting of constant head tank.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Reference numerals: 1-a friction wheel; 2-dovetail groove sliding table; 3-a clamping jaw; 4-a jaw insert; 5-a spring; 6-a rotating shaft; 7-a limit screw; 8-adjusting plate; 9-a cylinder; 10-a connection joint; 11-a cylinder connection plate; 12-jaw axis pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings.

As shown in fig. 1, the acrylic inner hole polishing clamp device comprises a friction wheel 1, a dovetail groove sliding table 2, a clamp clamping jaw 3, a clamping jaw insert 4, a spring 5, a rotating shaft 6, a limiting screw 7, an adjusting plate 8, a cylinder 9, a connecting joint 10, a cylinder connecting plate 11 and a clamping jaw shaft pin 12;

a cylinder connecting plate 11 is arranged on the left side of the dovetail groove sliding table 2, a cylinder 9 and a connecting joint 10 are arranged on the cylinder connecting plate 11, an adjusting plate 8 with a limiting screw 7 is arranged on the right side of the dovetail groove sliding table 2, a rotating shaft 6 is arranged in the middle of the dovetail groove sliding table, the rotating shaft 6 is connected with the dovetail groove sliding table 2 through a bearing, a clamping jaw 3 is arranged at the front end of the rotating shaft 6, a clamping jaw insert 4 is arranged on the inner side of the front end of the clamping jaw 3; the spring 5 penetrates through the rotating shaft 6, the friction wheel 1 is arranged at the tail part of the rotating shaft 6, the clamp friction wheel 1 drives the clamp rotating shaft 6 to rotate at a low speed, and the friction wheel 6 is made of polyurethane; the clamping jaw 3 and the clamping jaw insert 4 on the rotating shaft 6 synchronously rotate so as to drive the workpiece to synchronously rotate, when the workpiece with the step inner hole is polished, the air cylinder 9 and the connecting joint 10 act, the air cylinder 9 drives the upper part of the dovetail groove sliding table 2 to act along with the action of the clamping jaw insert, and the limiting screw 7 is used for limiting and accurately positioning to realize the change of the relative position of the workpiece.

In order to better clamp a workpiece, the clamp device adopts a spring clamping form, so that the clamping of the workpiece is facilitated, a clamping jaw of the spring is elastically clamped and matched with an insert, the clamping position of the workpiece cannot be damaged, a chuck is matched with a quick-change clamping jaw insert, the insert is provided with a positioning groove, the accurate repeated positioning can be realized, the replacement and the adaptation to products with various specifications are convenient, in order to improve the polishing quality, the clamp is designed to be a rotary clamp, power is obtained from a motor through a friction wheel, the mode is economic and efficient, the structure is simple, the use and the maintenance are convenient, in order to be matched with the polishing of a step inner hole, the device adopts a dovetail groove sliding table form, the power is transmitted through an air cylinder to realize the stop of two positions of the workpiece, the step inner hole can be polished at one time, the clamp and a polishing grinding head of the workpiece are kept to rotate at a, the quality of the product is improved.

The utility model discloses mainly solved the centre gripping of the product that has the higher requirement to the surface, can realize nimble efficient centre gripping to the circular workpiece who has the step hole, provide stable tight mode of clamp to the work piece that has the tapering excircle, the tight cooperation of elasticity clamp has the clamping jaw that inserts and neither can harm the clamping part of work piece, it is also very convenient to unqualified product change to have guaranteed higher suitability again, the polishing requirement to the work piece hole has been satisfied, the prior art polishing quality is unstable has been solved, the yields is low, the low scheduling problem of production efficiency.

The utility model discloses the ya keli pen socket and similar product to multiple specification provide the reliable centre gripping mode of quality, the elastic clamping of high suitability has the relatively stable, characteristics such as long service life, insert and can be nimble adjustment according to the appearance of work piece, it is also very convenient to have guaranteed higher suitability and unqualified product change, has satisfied the polishing requirement to the work piece hole, has solved prior art polishing quality unstability, and the yields is low, the low scheduling problem of production efficiency.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. An acrylic inner hole polishing clamp device is characterized by comprising a dovetail groove sliding table; a rotating shaft is arranged on the dovetail groove sliding table; the front end of the rotating shaft is provided with a clamping jaw; the front end of the clamp clamping jaw is provided with a clamping jaw insert, and the rear end of the clamp clamping jaw is provided with a spring; the spring penetrates through the rotating shaft; and an air cylinder is fixed on the left side of the dovetail groove sliding table.

2. The acrylic inner hole polishing clamp device as claimed in claim 1, wherein a friction wheel is mounted at the rear end of the rotating shaft.

3. The acrylic inner hole polishing clamp device as claimed in claim 1, wherein an adjusting plate is mounted on the right side of the dovetail groove sliding table; and the adjusting plate is provided with a limiting screw.

4. The acrylic inner hole polishing clamp device as claimed in claim 1, wherein the cylinder is connected with a connecting joint; and a cylinder connecting plate is arranged below the cylinder.

5. The acrylic inner hole polishing clamp device as claimed in claim 1, wherein the clamp jaws are mounted on the rotating shaft through clamp jaw shaft pins.

6. The acrylic inner hole polishing clamp device as claimed in claim 1, wherein the rotating shaft is connected with a dovetail groove sliding table through a bearing.

7. The acrylic inner hole polishing clamp device as claimed in claim 1, wherein the clamping jaw insert is provided with a positioning groove.