CN215092813U

CN215092813U - Metallographic specimen cutting machine clamping device

Info

Publication number: CN215092813U
Application number: CN202121472906.5U
Authority: CN
Inventors: 何玲; 鄢宇; 黄琦; 贺浩; 刘涛; 房子彤
Original assignee: Gangyan Nack Chengdu Testing Certification Co ltd
Current assignee: Gangyan Nack Chengdu Testing Certification Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-10
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a metallographic specimen cutting machine clamping device relates to metallographic specimen technical field, including the base, support on the base and install the cutting knife, the below of cutting knife is provided with the lifter plate, and the lifter plate passes through the lifting unit and supports on the base, and just the interval is installed first centre gripping subassembly and second centre gripping subassembly side by side in the backup pad, and first centre gripping subassembly and second centre gripping subassembly are located the both sides of cutting knife respectively. First centre gripping subassembly and second centre gripping subassembly are all including being fixed in the backup pad at lifter plate top, are fixed with the internal thread sleeve in the backup pad, are connected with the threaded rod on the internal thread sleeve, and rotating assembly and first straight-angle board are installed respectively to the both ends of threaded rod, and last fixed mounting of lifter plate has the second rectangular plate, and the second rectangular plate sets up with first rectangular plate relatively, and the bottom of first rectangular plate is provided with the slip subassembly. Can carry out the centre gripping to metallographic specimen both ends to reciprocate the sample and guarantee the integrality of cutting.

Description

Metallographic specimen cutting machine clamping device

Technical Field

The utility model relates to a metallographic specimen technical field, in particular to metallographic specimen cutting machine clamping device.

Background

The metallographic specimen cutting machine is widely applicable to cutting various metal materials in a metallographic laboratory by utilizing a slice grinding wheel rotating at a high speed, is provided with a cooling device and is used for taking away heat generated during cutting, so that the metallographic structure of the sample is prevented from being changed due to heating, the cutting grinding wheel of the metallographic specimen cutting machine is directly fixed on a shaft of a motor, and the sample fixed in a jaw is cut by utilizing the swinging of a saw frame.

The cutting of metallographic specimen is the machine of cutting metallographic specimen, and current metallographic specimen cutting machine centre gripping equipment can only carry out the centre gripping to the one end of metallographic specimen, causes the centre gripping equilibrium poor, and the sample of cutting has remaining burr, and the cutting is not thorough, has reduced the cutting quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metallographic specimen cutting machine clamping device to it only can the centre gripping on one side to propose current metallographic specimen cutting machine centre gripping equipment in the above-mentioned background art of solution, is unfavorable for the problem of complete cutting.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metallographic specimen cutting machine clamping device, includes the base, supports on the base and installs the cutting knife, and the below of cutting knife is provided with the lifter plate, and the lifter plate passes through the lifting unit and supports on the base, and first centre gripping subassembly and second centre gripping subassembly are installed side by side and the interval on the lifter plate, and first centre gripping subassembly and second centre gripping subassembly are located the both sides of cutting knife respectively.

First centre gripping subassembly and second centre gripping subassembly are all including the backup pad that is fixed in the lifter plate top, be fixed with the internal thread sleeve in the backup pad, be connected with the threaded rod on the internal thread sleeve, rotating assembly is installed to the one end of threaded rod, the other end of threaded rod is connected with first straight-angle board through the bearing, be provided with buffering subassembly and grip block on the lateral wall of first straight-angle board respectively, last fixed mounting of lifter plate has the second rectangular plate, the second rectangular plate sets up with first straight-angle board relatively, the bottom of first straight-angle board is provided with the slip subassembly.

Preferably, the lifting assembly comprises a supporting block, a first chute, a vertical plate and a hydraulic telescopic cylinder, the first chute is formed in the side wall of the supporting block, the supporting block is clamped with the vertical plate through the first chute, and the output end of the hydraulic telescopic cylinder is connected with the lifting plate.

Preferably, the top outer wall of the supporting block is fixedly provided with a cushion pad.

Preferably, the rotating assembly comprises a turntable and a handle, and one end of the handle is connected with the turntable through a bearing.

Preferably, the buffering subassembly includes fixed section of thick bamboo, spring and flexible post, and the spring is located the bottom inner wall of fixed section of thick bamboo, and the top of spring is connected with flexible post, is provided with the slipmat on the lateral wall of grip block.

Preferably, the sliding assembly comprises a connecting block and a second sliding groove, the second sliding groove is formed in the outer wall of the top of the lifting plate, and the connecting block is located on the side wall of the first straight-angle plate.

Preferably, the outer wall of the bottom of the base is fixedly provided with a supporting leg.

The utility model discloses a technological effect and advantage:

1. through the threaded rod that sets up, first straight angle board, second right-angle board and grip block, the threaded rod rotates and makes the second right-angle board remove to first straight angle board position centre gripping metallographic specimen, first centre gripping subassembly and second centre gripping subassembly carry out the centre gripping to metallographic specimen both ends, make the cutting knife when the cutting, metallographic specimen's both ends can be pressed from both sides tightly by balance, can not squint during the cutting and can guarantee that the atress is even, thereby be favorable to cutting the integrality of cutting, avoid producing burr all defect on the cutting plane, improve the cutting effect.

2. Through the fluid pressure type telescoping cylinder, first spout, vertical board and the blotter that set up, the height of the output adjustment lifter plate of fluid pressure type telescoping cylinder, vertical board slides from top to bottom at first spout, promotes the stability of lifter plate to be favorable to the high cooperation completion metallographic specimen cutting of lifter plate.

Drawings

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

Fig. 2 is a side view of the planar structure of the present invention.

Fig. 3 is a side view of the three-dimensional structure of the present invention.

Fig. 4 is a cross-sectional view of the planar structure of the fixing cylinder of the present invention.

In the figure: 1. a base; 2. supporting legs; 3. a cushion pad; 4. a lifting assembly; 401. a support block; 402. A first chute; 403. a vertical plate; 404. a hydraulic telescopic cylinder; 5. a lifting plate; 6. a cutting knife; 7. A support plate; 8. an internally threaded sleeve; 9. a threaded rod; 10. a rotating assembly; 101. a turntable; 102. a handle; 11. a first gusset; 12. a clamping plate; 13. a buffer assembly; 131. a fixed cylinder; 132. a spring; 133. a telescopic column; 14. a non-slip mat; 15. a second rectangular plate; 16. a sliding assembly; 161. connecting blocks; 162. a second runner.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the cutting device of the embodiment of the present application includes a base 1, a cutting knife 6 is supported and installed on the base 1, a lifting plate 5 is arranged below the cutting knife 6, the lifting plate 5 is supported on the base 1 through a lifting component 4, a first clamping component and a second clamping component are installed on the lifting plate 5 side by side and at intervals, and the first clamping component and the second clamping component are respectively located at two sides of the cutting knife 6.

First centre gripping subassembly and second centre gripping subassembly are all including the backup pad 7 that is fixed in 5 tops of lifter plate, be fixed with internal thread sleeve 8 in the backup pad 7, be connected with threaded rod 9 on the internal thread sleeve 8, rotating assembly 10 is installed to the one end of threaded rod 9, the other end of threaded rod 9 is connected with first straight-angle board 11 through the bearing, be provided with buffer unit 13 and grip block 12 on the lateral wall of first straight-angle board 11 respectively, last fixed mounting of lifter plate 5 has second right-angle board 15, second right-angle board 15 sets up with first straight-angle board 11 relatively, the bottom of first straight-angle board 11 is provided with sliding assembly 16.

In the embodiment of the present application, the lifting component 4 includes a supporting block 401, a first chute 402, a vertical plate 403 and a hydraulic telescopic cylinder 404, the first chute 402 is provided on a side wall of the supporting block 401, the supporting block 401 is connected with the vertical plate 403 through the first chute 402, an output end of the hydraulic telescopic cylinder 404 is connected with the lifting plate 5, a cushion pad 3 is fixedly mounted on an outer wall of the top of the supporting block 401, an output end of the hydraulic telescopic cylinder 404 drives the lifting plate 5 to ascend and descend, the vertical plate 403 slides up and down through the first chute 402, when the lifting plate 5 descends, the cushion pad 3 plays a role of buffering, and the lifting plate 5 is prevented from impacting the supporting block 401.

In this embodiment, the buffer assembly 13 includes a fixed cylinder 131, a spring 132 and a telescopic column 133, the spring 132 is located on the bottom inner wall of the fixed cylinder 131, the top end of the spring 132 is connected with the telescopic column 133, the anti-slip pad 14 is arranged on the side wall of the clamping plate 12, and when the clamping plate 12 contacts the metallographic sample, the telescopic column 133 compresses the spring 132 to be telescopic inside the fixed cylinder 131, so as to achieve the buffer effect.

In this embodiment, the sliding assembly 16 includes a connecting block 161 and a second sliding slot 162, the second sliding slot 162 is opened on the top outer wall of the lifting plate 5, the connecting block 161 is located on the side wall of the first rectangular plate 11, and when the first rectangular plate 11 moves, the connecting block 161 slides through the second sliding slot 162, so as to improve the stability of the movement of the first rectangular plate 11.

This practical theory of operation: the utility model relates to a metallographic specimen cutting machine clamping device at first places the metallographic specimen in second rectangular plate 15 positions, rotates carousel 101 through handle 102 for threaded rod 9 is rotatory, promotes first rectangular plate 11 and grip block 12 and removes to being close to second rectangular plate 15 positions, carries out the centre gripping to the metallographic specimen and fixes.

The output end of the hydraulic telescopic cylinder 404 drives the lifting plate 5 to lift, so that the vertical plate 403 slides up and down under the guiding effect of the first sliding groove 402 to adjust the height of the lifting plate 5, so as to control the metallographic specimen to be close to or away from the cutting knife 6, and the metallographic specimen is contacted with the cutting knife 6 and is cut off when being close to.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a metallographic specimen cutting machine clamping device which characterized in that: the cutting device comprises a base (1), wherein a cutting knife (6) is supported and mounted on the base (1), a lifting plate (5) is arranged below the cutting knife (6), the lifting plate (5) is supported on the base (1) through a lifting assembly (4), a first clamping assembly and a second clamping assembly are mounted on the lifting plate (5) side by side at intervals, and the first clamping assembly and the second clamping assembly are respectively positioned on two sides of the cutting knife (6);

first centre gripping subassembly and second centre gripping subassembly all are including being fixed in backup pad (7) at lifter plate (5) top, be fixed with internal thread sleeve (8) on backup pad (7), be connected with threaded rod (9) on internal thread sleeve (8), rotating assembly (10) are installed to the one end of threaded rod (9), the other end of threaded rod (9) is connected with first straight-angle board (11) through the bearing, be provided with buffer module (13) and grip block (12) on the lateral wall of first straight-angle board (11) respectively, last fixed mounting of lifter plate (5) has second rectangular plate (15), second rectangular plate (15) with first rectangular plate (11) set up relatively, the bottom of first rectangular plate (11) is provided with slip subassembly (16).

2. The holding device of a metallographic specimen cutting machine according to claim 1, characterized in that: the lifting assembly (4) comprises a supporting block (401), a first sliding groove (402), a vertical plate (403) and a hydraulic telescopic cylinder (404), the first sliding groove (402) is formed in the side wall of the supporting block (401), the supporting block (401) is clamped with the vertical plate (403) through the first sliding groove (402), and the output end of the hydraulic telescopic cylinder (404) is connected with the lifting plate (5).

3. The holding device of a metallographic specimen cutting machine according to claim 2, characterized in that: and a cushion pad (3) is fixedly arranged on the outer wall of the top of the supporting block (401).

4. The holding device of a metallographic specimen cutting machine according to claim 1, characterized in that: the rotating assembly (10) comprises a rotating disc (101) and a handle (102), wherein one end of the handle (102) is connected with the rotating disc (101) through a bearing.

5. The holding device of a metallographic specimen cutting machine according to claim 1, characterized in that: the buffer assembly (13) comprises a fixed cylinder (131), a spring (132) and a telescopic column (133), the spring (132) is located on the inner wall of the bottom of the fixed cylinder (131), the top end of the spring (132) is connected with the telescopic column (133), and an anti-skid pad (14) is arranged on the side wall of the clamping plate (12).

6. The holding device of a metallographic specimen cutting machine according to claim 1, characterized in that: the sliding assembly (16) comprises a connecting block (161) and a second sliding groove (162), the second sliding groove (162) is formed in the outer wall of the top of the lifting plate (5), and the connecting block (161) is located on the side wall of the first straight angle plate (11).

7. The holding device of a metallographic specimen cutting machine according to claim 1, characterized in that: and the outer wall of the bottom of the base (1) is fixedly provided with supporting legs (2).