CN213439030U

CN213439030U - Metallographic polishing machine

Info

Publication number: CN213439030U
Application number: CN202022509609.5U
Authority: CN
Inventors: 阳秋红; 刘旭东
Original assignee: Beijing Hangba Chengcheng Testing Technology Co ltd
Current assignee: Beijing Hangba Chengcheng Testing Technology Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-06-15
Anticipated expiration: 2030-11-03

Abstract

The application discloses metallography burnishing machine relates to the technical field of metallography experiment, it includes the frame, rotate the polishing dish of connecting in the frame and be used for driving polishing dish pivoted power spare, it is connected with the bearing plate to slide along vertical through high adjustment mechanism in the frame, first articulated shaft has set firmly along vertical on the bearing plate, be provided with two clamping jaws on the bearing plate, two clamping jaws are the cross setting and articulate each other through first articulated shaft, set firmly on the bearing plate and be used for driving two clamping jaws around first articulated shaft relative or back of the body pivoted drive assembly. The polishing machine has the advantages that automatic polishing of workpieces to be polished is achieved, operation difficulty is reduced, and operation is convenient for workers to operate.

Description

Metallographic polishing machine

Technical Field

The application relates to the technical field of metallographic experiments, in particular to a metallographic polishing machine.

Background

The metallographic polishing machine is a polishing device for detecting the microstructure of the metal surface, and is mainly used for polishing the surface of a small metal.

Metallography burnishing machine among the correlation technique needs the staff to hand the work piece of treating the polishing usually, is close to the polishing dish and carries out the polishing of work piece, and at the in-process of polishing for guaranteeing polishing effect, the staff need guarantee that the polishing face of work piece keeps parallel with the polishing dish all the time, and this process is handled the work piece through the staff and is accomplished the operation, and the operation degree of difficulty is great.

SUMMERY OF THE UTILITY MODEL

In order to reduce the operation degree of difficulty, the staff of being convenient for operates, this application provides a metallography burnishing machine.

The application provides a metallography burnishing machine adopts following technical scheme:

the utility model provides a metallography burnishing machine, includes the frame, rotates the polishing dish of connecting in the frame and be used for driving polishing dish pivoted power spare, it is connected with the bearing plate to slide along vertical through high adjustment mechanism in the frame, first articulated shaft has set firmly along vertical on the bearing plate, be provided with two clamping jaws on the bearing plate, two the clamping jaw is the cross setting and articulates each other through first articulated shaft, set firmly on the bearing plate and be used for driving two clamping jaws around first articulated shaft relative or mutually back on the back pivoted drive assembly.

Through adopting above-mentioned technical scheme, make two clamping jaws through drive assembly around first articulated shaft looks back of the body rotation, will treat to polish the work piece and arrange in between two clamping jaws, make two clamping jaws rotate relatively through drive assembly and will treat to polish the work piece and press from both sides tightly, highly make through height adjustment mechanism regulation bearing plate treat to polish and have appropriate pressure between work piece and the polishing dish, start power spare and make the polishing dish rotate, realize treating the automatic polishing of polishing the work piece, reduced the operation degree of difficulty, the staff of being convenient for operates.

Preferably, the rack is provided with a movable plate, the movable plate is connected to the rack in a sliding manner along the radial direction of the polishing disc, the height adjusting mechanism is fixedly arranged on the movable plate, and the rack is fixedly provided with a power assembly for driving the movable plate to reciprocate along the radial direction of the polishing disc.

By adopting the technical scheme, the power assembly drives the moving plate to reciprocate along the radial direction of the polishing disc, and the workpiece to be polished moves along with the supporting plate, the height adjusting mechanism and the moving plate, so that the local wear degree of the polishing disc is reduced, and the service life of the polishing disc is prolonged.

Preferably, the power assembly comprises a reciprocating screw rod rotatably connected to the rack, a power motor used for driving the reciprocating screw rod to rotate is fixedly arranged on the rack, a sliding block matched with the reciprocating screw rod is fixedly arranged on the moving plate, and the sliding block can reciprocate along the axis direction of the reciprocating screw rod under the action of the reciprocating screw rod.

By adopting the technical scheme, the power motor is started, the reciprocating lead screw rotates under the action of the power motor, the sliding block matched with the reciprocating lead screw reciprocates along the axial direction of the reciprocating lead screw under the action of the reciprocating lead screw, and then the moving plate, the height adjusting mechanism and the supporting plate are driven to move, so that the supporting plate is driven.

Preferably, a sliding groove is formed in the rack, and the sliding block is connected to the sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, the cooperation in sliding block and the groove that slides has realized the slip connection between movable plate and the frame.

Preferably, the reciprocating lead screw is rotatably connected to the frame through a bearing.

Through adopting above-mentioned technical scheme, rotate the rotation of the reciprocal lead screw of being convenient for that connects in the reciprocal lead screw on the frame through the bearing.

Preferably, the driving assembly comprises a hydraulic cylinder fixedly arranged on the supporting plate, a connecting block is fixedly arranged on a rod part of the hydraulic cylinder, two sides of the connecting block are respectively hinged with a connecting lantern ring, and the connecting lantern ring is sleeved on the outer side of the clamping jaw and is connected with the clamping jaw in a sliding manner.

Through adopting above-mentioned technical scheme, start the pneumatic cylinder, the adapter sleeve ring is together removed along with the pole portion of pneumatic cylinder, and the adapter sleeve rotates around the articulated shaft between its pole portion with the pneumatic cylinder simultaneously, relative movement between adapter sleeve ring and the clamping jaw, and then makes two clamping jaws rotate around first articulated shaft, realizes the drive to the clamping jaw.

Preferably, the height adjusting mechanism comprises a plurality of adjusting screws which are fixedly arranged on the movable plate at intervals, the adjusting screws are vertically arranged, the adjusting screws penetrate through the support plate, the adjusting screws are in threaded connection with two limiting nuts, and the two limiting nuts are respectively positioned on the upper side and the lower side of the support plate.

Through adopting above-mentioned technical scheme, adjust two limit nut's position and adjust the height of bearing plate, simple structure, the operation of being convenient for.

Preferably, a plurality of sawteeth are arranged on two opposite side walls of the two clamping jaws.

Through adopting above-mentioned technical scheme, increased the clamping jaw and treated the frictional force between the polishing work piece, increased the clamping strength that the polishing work piece was treated to the clamping jaw.

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

1. the two clamping jaws rotate around the first hinge shaft in a back-to-back mode through the driving assembly, a workpiece to be polished is placed between the two clamping jaws, the two clamping jaws rotate relatively through the driving assembly until the workpiece to be polished is clamped, the height of the supporting plate is adjusted through the height adjusting mechanism, appropriate pressure is generated between the workpiece to be polished and the polishing disc, the power part is started to enable the polishing disc to rotate, polishing of the workpiece to be polished is achieved, operation difficulty is reduced, and operation of workers is facilitated;

2. the power assembly drives the moving plate to reciprocate along the radial direction of the polishing disc, and the workpiece to be polished moves along with the supporting plate, the height adjusting mechanism and the moving plate, so that the local abrasion degree of the polishing disc is reduced, and the service life of the polishing disc is prolonged;

3. and starting the power motor, rotating the reciprocating lead screw under the action of the power motor, and reciprocating the sliding block matched with the reciprocating lead screw along the axis direction of the reciprocating lead screw under the action of the reciprocating lead screw so as to drive the moving plate, the height adjusting mechanism and the supporting plate to move and drive the supporting plate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a partial structure diagram showing the structure of the sliding slot, the sliding block and the driving assembly in the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 4 is a schematic partial cross-sectional view showing the structure of the fit between the reciprocating screw and the sliding block in the present application.

Description of reference numerals: 1. a frame; 11. a sliding groove; 111. a bearing; 112. a support block; 12. a sliding block; 121. connecting holes; 122. a bump; 2. a polishing disk; 3. moving the plate; 4. a height adjustment mechanism; 41. adjusting the screw rod; 42. a limit nut; 5. a support plate; 51. a first hinge shaft; 52. a clamping jaw; 521. an extension plate; 522. saw teeth; 53. a drive assembly; 531. a hydraulic cylinder; 532. connecting blocks; 533. a compression nut; 534. a second hinge shaft; 535. a connecting lantern ring; 6. a power assembly; 61. a reciprocating screw; 62. a power motor.

Detailed Description

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

The embodiment of the application discloses metallographic polishing machine.

Referring to fig. 1, the polishing apparatus includes a frame 1, a polishing disk 2 rotatably connected to the frame 1, and a power member for driving the polishing disk 2 to rotate, the power member is a motor (not shown in the drawing), and the polishing disk 2 and the connection between the polishing disk 2 and the motor are all the prior art, and are not described herein again.

With reference to fig. 1 and 2, a sliding groove 11 is formed in the frame 1, the sliding groove 11 is radially disposed along the polishing disc 2, and the sliding groove 11 penetrates through one side of the frame 1. A sliding block 12 is connected in the sliding groove 11 in a sliding manner, and the top end of the sliding block 12 is fixedly connected with a moving plate 3. The moving plate 3 is connected with a support plate 5 through a height adjusting mechanism 4 in a sliding manner along the vertical direction, and the support plate 5 is positioned right above the moving plate 3 and is arranged in parallel with the moving plate 3.

The height adjusting mechanism 4 comprises two adjusting screws 41 fixedly connected to the moving plate 3 along the vertical direction, and the two adjusting screws 41 are arranged at intervals and the adjusting screws 41 penetrate through the supporting plate 5. Two limit nuts 42 which are arranged at intervals up and down are connected to the adjusting screw rod 41 in a threaded manner, and the two limit nuts 42 are respectively positioned on the upper side and the lower side of the supporting plate 5. After the support plate 5 is adjusted to a proper height, the two limit nuts 42 are rotated to enable the two opposite end surfaces of the two limit nuts 42 to be respectively abutted against the upper end surface and the lower end surface of the support plate 5, so that the height of the support plate 5 is locked and fixed.

Referring to fig. 1, a first hinge shaft 51 is fixedly connected to an upper surface of the support plate 5, the first hinge shaft being vertically disposed, two clamping jaws 52 are symmetrically disposed on the support plate 5, and the two clamping jaws 52 are disposed in a cross shape and are hinged to each other through the first hinge shaft 51. In order to clamp a workpiece to be polished, an extension plate 521 extends from one end of the clamping jaw 52 close to the polishing disk 2 to the end opposite to the support plate 5, and a plurality of transversely arranged saw teeth 522 are respectively arranged on two opposite side walls of the two extension plates 521.

With reference to fig. 1 and 3, a driving assembly 53 is disposed between one end of the two clamping jaws 52 facing away from the extending plate 521 and the supporting plate 5, the driving assembly 53 includes a hydraulic cylinder 531 fixedly connected to the upper surface of the supporting plate 5, an external thread is disposed on a rod portion of the hydraulic cylinder 531, a connecting block 532 is sleeved on an outer side of the rod portion of the hydraulic cylinder 531, and the connecting block 532 is pressed and connected to the rod portion of the hydraulic cylinder 531 through two pressing nuts 533 disposed at intervals. Two sides of the connecting block 532 are respectively hinged with a connecting sleeve ring 535 through a second hinge shaft 534, the axial direction of the second hinge shaft 534 is parallel to the axial direction of the first hinge shaft 51, and the connecting sleeve ring 535 is sleeved outside the clamping jaw 52 and is connected with the clamping jaw 52 in a sliding manner.

The hydraulic cylinder 531 is started, the connecting sleeve ring 535 moves together with the rod part of the hydraulic cylinder 531, meanwhile, the connecting sleeve ring 535 rotates around the second hinge shaft 534, the connecting sleeve ring 535 and the clamping jaws 52 slide relatively, then the two clamping jaws 52 rotate around the first hinge shafts 51, and the driving of the clamping jaws 52 is realized to enable the two clamping jaws 52 to rotate relatively or reversely around the first hinge shafts 51.

Referring to fig. 2, a bearing 111 is fixedly connected to an inner end surface of the sliding groove 11 along a length direction thereof, and a supporting block 112 is fixedly connected to the other end of the sliding groove 11 along the length direction thereof.

Referring to fig. 2 and 4, a power assembly 6 for driving the sliding block 12 and the moving plate 3 to move is fixedly arranged on the frame 1, the power assembly 6 includes a reciprocating lead screw 61 rotatably connected in the sliding groove 11 through a bearing 111, the reciprocating lead screw 61 is arranged along the length direction of the sliding groove 11, and one end of the reciprocating lead screw 61, which is opposite to the bearing 111, passes through the supporting block 112 and is rotatably connected with the supporting block 112. The frame 1 is connected with a power motor 62 by a bolt in a pressing way, and an output shaft of the power motor 62 is coaxially fixed at one end of the reciprocating screw rod 61 penetrating through the supporting block 112 through a coupler. The sliding block 12 is provided with a connecting hole 121 for the reciprocating lead screw 61 to pass through, the reciprocating lead screw 61 is arranged on the sliding block 12 in a penetrating manner through the connecting hole 121, the inner circumferential surface of the connecting hole 121 is fixedly connected with a lug 122 matched with the slide way of the reciprocating lead screw 61, and the lug 122 can move in the slide way of the reciprocating lead screw 61.

The power motor 62 is started, the reciprocating lead screw 61 rotates under the action of the power motor 62, the sliding block 12 matched with the reciprocating lead screw 61 reciprocates along the axial direction of the reciprocating lead screw 61 under the action of the reciprocating lead screw 61 to drive the moving plate 3, the height adjusting mechanism 4 and the supporting plate 5 to move, so that a workpiece to be polished reciprocates along the radial direction of the polishing disc 2, the local abrasion degree of the polishing disc 2 is reduced, and the service life of the polishing disc 2 is prolonged.

The implementation principle of the metallographic polishing machine in the embodiment of the application is as follows:

starting the hydraulic cylinder 531 to enable the rod part of the hydraulic cylinder 531 to move towards one side of the first hinged shaft 51, enabling the connecting sleeve ring 535 to move along with the rod part of the hydraulic cylinder 531, enabling the connecting sleeve ring 535 to rotate around the second hinged shaft 534 at the same time, enabling the connecting sleeve ring 535 and the clamping jaws 52 to slide relatively, enabling the two clamping jaws 52 to rotate oppositely around the first hinged shaft 51, placing a workpiece to be polished between the two clamping jaws 52, starting the hydraulic rod to enable the rod part of the hydraulic rod to move reversely, and clamping the workpiece to be polished between the two clamping jaws 52;

unscrewing the two limit nuts 42 and moving the support plate 5 to enable the surface to be polished of the workpiece to be polished to be abutted against the polishing disc 2 and enable a proper pressure to be generated between the workpiece to be polished and the polishing disc 2, and rotating the two limit nuts 42 to enable the two opposite end faces of the two limit nuts 42 to be abutted against the upper end face and the lower end face of the support plate 5 respectively so as to realize locking and fixing of the height of the support plate 5;

the power part is started to enable the polishing disc 2 to rotate, automatic polishing of a workpiece to be polished is achieved, operation difficulty is reduced, and workers convenient to operate are started, meanwhile, the power motor 62 is started, the reciprocating lead screw 61 rotates under the action of the power motor 62, the sliding block 12 matched with the reciprocating lead screw 61 reciprocates along the axis direction of the reciprocating lead screw 61 under the action of the reciprocating lead screw 61, the moving plate 3 is driven, the height adjusting mechanism 4 and the supporting plate 5 move, further the workpiece to be polished moves along the radial direction of the polishing disc 2 in a reciprocating mode, the local abrasion degree of the polishing disc 2 is reduced, and the service life of the polishing disc 2 is prolonged.

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 metallography burnishing machine, includes frame (1), rotates polishing dish (2) of connecting on frame (1) and is used for driving polishing dish (2) pivoted power spare, its characterized in that: the clamping device is characterized in that a support plate (5) is connected to the rack (1) in a sliding mode along the vertical direction through a height adjusting mechanism (4), a first hinged shaft (51) is fixedly arranged on the support plate (5) along the vertical direction, two clamping jaws (52) are arranged on the support plate (5) in a cross mode and hinged to each other through the first hinged shaft (51), and a driving assembly (53) used for driving the two clamping jaws (52) to rotate around the first hinged shaft (51) oppositely or back to back is fixedly arranged on the support plate (5).

2. The metallo-polishing machine according to claim 1, characterized in that: the polishing machine is characterized in that a movable plate (3) is arranged on the rack (1), the movable plate (3) is connected to the rack (1) in a sliding mode along the radial direction of the polishing disc (2), the height adjusting mechanism (4) is fixedly arranged on the movable plate (3), and a power assembly (6) used for driving the movable plate (3) to move in a reciprocating mode along the radial direction of the polishing disc (2) is fixedly arranged on the rack (1).

3. The metallo-polishing machine according to claim 2, characterized in that: the power assembly (6) comprises a reciprocating lead screw (61) rotatably connected to a rack (1), a power motor (62) used for driving the reciprocating lead screw (61) to rotate is fixedly arranged on the rack (1), a sliding block (12) matched with the reciprocating lead screw (61) is fixedly arranged on a moving plate (3), and the sliding block (12) can reciprocate along the axis direction of the reciprocating lead screw (61) under the action of the reciprocating lead screw (61).

4. The metallo-polishing machine according to claim 3, characterized in that: the frame (1) is provided with a sliding groove (11), and the sliding block (12) is connected in the sliding groove (11) in a sliding manner.

5. The metallo-polishing machine according to claim 3, characterized in that: the reciprocating lead screw (61) is rotatably connected to the frame (1) through a bearing (111).

6. The metallo-polishing machine according to claim 1, characterized in that: the driving assembly (53) comprises a hydraulic cylinder (531) fixedly arranged on the supporting plate (5), a connecting block (532) is fixedly arranged on the rod part of the hydraulic cylinder (531), two sides of the connecting block (532) are respectively hinged with a connecting lantern ring (535), and the connecting lantern ring (535) is sleeved on the outer side of the clamping jaw (52) and is connected with the clamping jaw (52) in a sliding mode.

7. The metallo-polishing machine according to claim 3, characterized in that: the height adjusting mechanism (4) comprises a plurality of adjusting screw rods (41) fixedly arranged on the moving plate (3) at intervals, the adjusting screw rods (41) are vertically arranged, the adjusting screw rods (41) penetrate through the supporting plate (5), two limiting nuts (42) are connected to the adjusting screw rods (41) in a threaded mode, and the two limiting nuts (42) are located on the upper side and the lower side of the supporting plate (5) respectively.

8. The metallo-polishing machine according to claim 1, characterized in that: two opposite side walls of the two clamping jaws (52) are respectively provided with a plurality of saw teeth (522).