CN210215514U

CN210215514U - Clamp for vacuum carburization workpiece

Info

Publication number: CN210215514U
Application number: CN201920759298.2U
Authority: CN
Inventors: Dengrong Gu; 顾灯荣
Original assignee: Shanghai Feng Feng Heat Treatment Engineering Co Ltd
Current assignee: Shanghai Feng Feng Heat Treatment Engineering Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-03-31
Anticipated expiration: 2029-05-24

Abstract

The utility model relates to a fixing device technical field just discloses an anchor clamps that vacuum carburization work piece was used, including the base, the equal fixed mounting mount in four corners at base top, first cylindricality piece has been cup jointed in the bottom activity of mount, and the activity has cup jointed the first set of frame that is located first cylindricality piece top on the mount, and the quantity of first set of frame is two, and connecting rod fixed connection is passed through at the middle part of two first set of frame medial surfaces, and the activity has cup jointed the second cylindricality piece that is located first set of frame top on the mount. This anchor clamps that vacuum carburization work piece was used, through setting up hemisphere piece and L type piece, second cover frame is located the superiors of mount, after the work piece is whole fixed, stimulates L type piece, utilizes hemisphere piece to fix second cover frame and second cylindrical piece firmly, because the ring channel joint that annular ring and baffle inner chamber were seted up, then whole anchor clamps are fixed firm, avoid people to knock down anchor clamps carelessly, the work piece is whole to scatter, improves the practicality of device.

Description

Clamp for vacuum carburization workpiece

Technical Field

The utility model relates to a fixing device technical field specifically is an anchor clamps that vacuum carburization work piece was used.

Background

Vacuum carburization refers to a process of gas carburization under a condition of less than one atmospheric pressure, and a jig is a device for holding a work object in a correct position for receiving or inspection in a mechanical manufacturing process.

The anchor clamps that common vacuum carburization work piece was used are all placed the work piece on the cover frame, and the cover frame cup joints with the mount activity and separates with the cylindricality piece in the middle of every cover frame, but is not equipped with the fixing device of cover frame on the anchor clamps, if carelessly bump anchor clamps down, then all work pieces scatter, need place the cover frame again on, very troublesome, the practicality of reduction device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an anchor clamps that vacuum carburization work piece was used possesses the installation that anchor clamps were equipped with the fixing device of cover frame and dismantles very convenient advantage, and the anchor clamps that have solved common vacuum carburization work piece and use are all placed the work piece on the cover frame, but are not equipped with the fixing device of cover frame on the anchor clamps, if touch down anchor clamps carelessly, then all work pieces scatter, need place the cover frame again on, reduce the problem of device practicality.

The utility model provides a following technical scheme: a fixture for a vacuum carburization workpiece comprises a base, wherein fixed frames are fixedly arranged at four corners of the top of the base, first cylindrical blocks are movably sleeved at the bottoms of the fixed frames, first sleeve frames positioned at the tops of the first cylindrical blocks are movably sleeved on the fixed frames, the number of the first sleeve frames is two, the middle parts of the inner side surfaces of the two first sleeve frames are fixedly connected through connecting rods, second cylindrical blocks positioned at the tops of the first sleeve frames are movably sleeved on the fixed frames, second sleeve frames positioned at the tops of the second cylindrical blocks are movably sleeved on the fixed frames, baffles are fixedly arranged on two sides of the top of an inner cavity of the second sleeve frame, an annular ring is fixedly sleeved at the top of the fixed frame and movably clamped with an annular groove formed in an inner cavity of the baffle, push rods are movably sleeved on the left side and the right side of the inner cavity of the second sleeve frame, and the number of the push, two the bottom fixed mounting of push rod lateral surface has L type piece, the top fixed mounting of push rod has the rectangular block, the activity cup joints the first spring that is located in the middle of rectangular block and the second cover frame inner chamber on stating the push rod, the bottom of push rod runs through and extends to the outside of second cover frame, the equal fixed mounting in bottom of both sides has the second spring around the push rod, the other end fixed mounting of second spring has the hemisphere piece, set up flutedly in the middle of second pillar piece top, and both sides are all movable and have cup jointed the briquetting around the recess, one side fixed mounting that hemisphere piece was kept away from to the briquetting has the cover, and the quantity of cover is two, and the both sides of two cover medial surfaces all are through the inner chamber fixed connection of third spring and recess.

Preferably, the hemispherical block is positioned in a groove formed in the middle of the top of the second cylindrical block.

Preferably, the sleeve rods with equal intervals are fixedly installed on one side of the back face of the connecting rod.

Preferably, the number of the second sleeve frames is two, and the middle parts of the inner side surfaces of the two second sleeve frames are fixedly connected through connecting rods.

Preferably, the bottoms of the two sides of the push rod are both provided with rectangular grooves, and the rectangular grooves are in sliding connection with the second springs.

Preferably, the left side and the right side of the inner cavity of the second cylindrical block are both provided with a slide rail, the slide rail is connected with the L-shaped block in a sliding manner, two sides of the inner cavity of the second cylindrical block are provided with trepanning matched with the hemispherical block, and the trepanning is movably clamped with the hemispherical block.

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

1. this anchor clamps that vacuum carburization work piece was used, through setting up hemisphere piece and L type piece, second cover frame is located the superiors of mount, after the work piece is whole fixed, stimulates L type piece, utilizes hemisphere piece to fix second cover frame and second cylindrical piece firmly, because the ring channel joint that annular ring and baffle inner chamber were seted up, then whole anchor clamps are fixed firm, avoid people to knock down anchor clamps carelessly, the work piece is whole to scatter, improves the practicality of device.

2. This anchor clamps that vacuum carburization work piece was used through setting up the briquetting, can extrude the trepanning that the hemisphere piece was seted up from second cylinder inner chamber through promoting the briquetting, because the elasticity of third spring, the briquetting will get back to the normal position after extruding the hemisphere piece, and it is very convenient to fix and dismantle the cover frame with this method.

Drawings

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

fig. 2 is a schematic view of a local structure of the present invention.

In the figure: 1. a base; 2. a hemispherical block; 3. a first spring; 4. a rectangular block; 5. a connecting rod; 6. a fixed mount; 7. a second set of frames; 8. a push rod; 9. a second cylindrical block; 10. a first set of frames; 11. a first cylindrical block; 12. an L-shaped block; 13. covering; 14. a second spring; 15. briquetting; 16. a third spring; 17. a baffle plate; 18. an annular ring.

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.

Referring to fig. 1-2, a clamp for a vacuum carburized workpiece includes a base 1, a fixing frame 6 is fixedly mounted at four corners of the top of the base 1, a first cylindrical block 11 is movably sleeved at the bottom of the fixing frame 6, a first set of frames 10 positioned at the top of the first cylindrical block 11 are movably sleeved on the fixing frame 6, the number of the first set of frames 10 is two, the middle parts of the inner side surfaces of the two first set of frames 10 are fixedly connected through a connecting rod 5, sleeve rods with equal intervals are fixedly mounted at one side of the back surface of the connecting rod 5, a second cylindrical block 9 positioned at the top of the first set of frames 10 is movably sleeved on the fixing frame 6, a second set of frames 7 positioned at the top of the second cylindrical block 9 is movably sleeved on the fixing frame 6, sliding holes are formed in the middle parts of the first set of frames 10, the second cylindrical block 9 and the second set of frames 7, and the diameter value of the sliding holes is, The second cylindrical blocks 9 and the second sleeve brackets 7 can smoothly pass through annular rings 18 fixedly installed on the fixed frame 6, the number of the second sleeve brackets 7 is two, the middle parts of the inner side surfaces of the two second sleeve brackets 7 are fixedly connected through a connecting rod 5, baffle plates 17 are fixedly installed on two sides of the top of an inner cavity of the second sleeve brackets 7, the top of the fixed frame 6 is fixedly sleeved with the annular rings 18, the annular rings 18 are movably clamped with annular grooves formed in the inner cavities of the baffle plates 17, push rods 8 are movably sleeved on the left side and the right side of the inner cavity of the second sleeve brackets 7, the number of the push rods 8 is two, L-shaped blocks 12 are fixedly installed at the bottoms of the outer side surfaces of the two push rods 8, rectangular blocks 4 are fixedly installed at the top of the push rods 8, first springs 3 positioned between the rectangular blocks 4 and the inner cavity of the second sleeve brackets 7 are movably sleeved on the push rods 8, the bottoms of the push rods 8 penetrate through and extend, rectangular grooves are formed in the bottoms of two sides of the push rod 8 and are in sliding connection with the second spring 14, the rectangular grooves limit the second spring 14 to prevent the second spring 14 from deviating in the compression and relaxation processes, the other end of the second spring 14 is fixedly provided with the hemispherical block 2, the left side and the right side of the inner cavity of the second cylindrical block 9 are respectively provided with a slide way, the slide ways are in sliding connection with the L-shaped block 12, two sides of the inner cavity of the second cylindrical block 9 are provided with sleeve holes matched with the hemispherical block 2, the sleeve holes are movably clamped with the hemispherical block 2, when all workpieces are fixed, the second sleeve frame 7 is located on the uppermost layer of the fixing frame 6, the annular ring 18 is clamped with the annular groove formed in the inner cavity of the baffle 17, the second sleeve frame 7 is firmly fixed with the fixing frame 6, the L-shaped block 12 is pulled, the second sleeve frame 7 and the second cylindrical block 9 are firmly fixed by the hemispherical block 2, and the whole fixture, set up flutedly in the middle of 9 tops of second column blocks, hemisphere piece 2 is arranged in the middle recess of seting up in the middle of 9 tops of second column blocks, and the equal activity in both sides has cup jointed briquetting 15 around the recess, one side fixed mounting that hemisphere piece 2 was kept away from to briquetting 15 has cover 13, and the quantity of cover 13 is two, the inner chamber fixed connection of third spring 16 and recess is all passed through to the both sides of two cover 13 medial surfaces, when needs dismantle the work piece, can extrude hemisphere piece 2 from the trepanning that the inner chamber of second column blocks 9 was seted up through promoting briquetting 15, because the elasticity of third spring 16, briquetting 15 will get back to the normal position after extruding hemisphere piece 2, it is very convenient to fix and dismantle the stock by this method.

The working principle is that firstly, a first cylindrical block 11 is sleeved on a fixed frame 6, the bottom surface of the first cylindrical block 11 is contacted with a base 1, then a first sleeve frame 10 is sleeved on the fixed frame 6, a workpiece is sleeved on a sleeve frame fixedly installed on one side of the back surface of a connecting rod 5, after the sleeve connection is finished, a first cylindrical block 11 is sleeved on the first sleeve frame 10, when the fixed frame 6 is quickly filled with the workpiece, a second cylindrical block 9 is sleeved on the fixed frame 6, finally a second sleeve frame 7 is sleeved on the fixed frame 6, the connecting rod 5 fixedly connected with the second sleeve frame 7 is also fully sleeved with the workpiece, at the moment, an annular ring 18 fixedly installed on the fixed frame 6 is clamped with an annular groove formed in an inner cavity of a baffle 17, the second sleeve frame 7 is fixedly connected with the fixed frame 6, an L-shaped block 12 is pulled, a push rod 8 moves downwards, a hemispherical block 2 is clamped into sleeve holes formed in two sides of the inner cavity of the second, then second set of frame 7 is fixed firm with second cylindrical block 9, and whole device is fixed firm, if will pull down anchor clamps, press two cover 13 to the centre simultaneously, then half ball piece 2 leaves the trepanning of second cylindrical block 9 inner chamber seting up in, second set of frame 7 and the separation of second cylindrical block 9 can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a anchor clamps that vacuum carburization work piece was used, includes base (1), its characterized in that: four corners of the top of the base (1) are fixedly provided with fixed frames (6), the bottom of each fixed frame (6) is movably sleeved with two first cylindrical blocks (11), the middle parts of the inner side surfaces of the two first sleeved frames (10) are fixedly connected through connecting rods (5), the fixed frame (6) is movably sleeved with second cylindrical blocks (9) positioned at the tops of the first sleeved frames (10), the fixed frame (6) is movably sleeved with second sleeved frames (7) positioned at the tops of the second cylindrical blocks (9), two sides of the top of an inner cavity of the second sleeved frame (7) are fixedly provided with baffles (17), the top of each fixed frame (6) is fixedly sleeved with an annular ring (18), and the annular ring (18) is movably clamped with an annular groove formed in the inner cavity of the baffles (17), push rods (8) are movably sleeved on the left side and the right side of an inner cavity of the second sleeve frame (7), the number of the push rods (8) is two, L-shaped blocks (12) are fixedly installed at the bottoms of the outer side faces of the two push rods (8), rectangular blocks (4) are fixedly installed at the tops of the push rods (8), first springs (3) located between the rectangular blocks (4) and the inner cavity of the second sleeve frame (7) are movably sleeved on the push rods (8), the bottoms of the push rods (8) penetrate through and extend to the outer portion of the second sleeve frame (7), second springs (14) are fixedly installed at the bottoms of the front side and the rear side of each push rod (8), hemispherical blocks (2) are fixedly installed at the other ends of the second springs (14), grooves are formed in the middles of the tops of the second cylindrical blocks (9), pressing blocks (15) are movably sleeved on the front side and the rear side of each groove, pressing blocks (15) far away from the hemispherical blocks (2), sleeve covers (13) are, and the number of the sleeve covers (13) is two, and the two sides of the inner side surfaces of the two sleeve covers (13) are fixedly connected with the inner cavity of the groove through third springs (16).

2. A jig for vacuum carburizing workpiece according to claim 1, characterized in that: the hemispherical block (2) is positioned in a groove formed in the middle of the top of the second cylindrical block (9).

3. A jig for vacuum carburizing workpiece according to claim 1, characterized in that: and one side of the back surface of the connecting rod (5) is fixedly provided with loop bars with equal intervals.

4. A jig for vacuum carburizing workpiece according to claim 1, characterized in that: the number of the second sleeve frames (7) is two, and the middle parts of the inner side surfaces of the two second sleeve frames (7) are fixedly connected through a connecting rod (5).

5. A jig for vacuum carburizing workpiece according to claim 1, characterized in that: rectangular channels are formed in the bottoms of the two sides of the push rod (8) and are connected with the second spring (14) in a sliding mode.

6. A jig for vacuum carburizing workpiece according to claim 1, characterized in that: the slide has all been seted up to the left and right sides of second cylindrical block (9) inner chamber, and slide and L type piece (12) sliding connection, the trepanning with hemisphere piece (2) looks adaptation is seted up to the both sides of second cylindrical block (9) inner chamber, and trepanning and hemisphere piece (2) activity joint.