CN223098665U

CN223098665U - A fixture for machining reciprocating rod

Info

Publication number: CN223098665U
Application number: CN202422021237.XU
Authority: CN
Inventors: 王波; 章凌云
Original assignee: Ningbo Yongshi Motor Co ltd
Current assignee: Ningbo Yongshi Motor Co ltd
Priority date: 2024-08-19
Filing date: 2024-08-19
Publication date: 2025-07-15
Anticipated expiration: 2034-08-19

Abstract

The present application relates to a clamp for processing a reciprocating rod, which comprises a mounting platform, a first oil cylinder is connected to the mounting platform, a pressing block is rotatably connected to the piston rod of the first oil cylinder and moves toward the mounting platform, a pressing groove abutting against a connecting column is provided on the side of the pressing block close to the mounting platform, a supporting block is fixedly connected to the side of the mounting platform close to the pressing block, a placement groove for placing the connecting column is provided on the side of the supporting block away from the mounting platform, and the pressing block and the supporting block cooperate with each other to press the connecting column on the reciprocating rod. The present application has the effect of increasing the clamping stability between the clamping device and the connecting column on the reciprocating rod.

Description

Clamp for machining reciprocating rod

Technical Field

The application relates to the technical field of metal machine tool clamp equipment, in particular to a clamp for machining a reciprocating rod.

Background

The machine tool fixture is a device used for clamping a workpiece and guiding a cutter on a machine tool. Refers to a fixture specially designed for a certain process of a certain workpiece. The machine tool is in contact with a positioning reference of the workpiece for determining the correct position of the workpiece in the fixture, thereby ensuring the relative correct position of the workpiece relative to the tool and the machining movement of the machine tool during machining.

In the machining of various motor parts, it is necessary to provide an adapted jig for each part. The finished reciprocating rod 3 is shown in fig. 1, the reciprocating rod 3 is formed by coaxially welding a connecting rod 32 and a connecting column 31, the connecting rod 32 is in a flat arrangement, a connecting ring 33 is integrally arranged at the end part of the connecting rod 32, the connecting ring 33 is in an elliptical arrangement, a through hole 331 is formed in the middle of the connecting ring 33, the connecting column 31 is in a hollow arrangement along the axial direction, and a penetrating hole 311 which is hollow in the connecting column 31 and is communicated with the inside is formed in the connecting column. The semi-finished reciprocating lever 3 is required to be processed by the penetrating hole 311 and the inner and outer side walls of the connecting ring 33, thereby forming a finished reciprocating lever.

Because at present, a conventional clamping tool is adopted, and the planes of the clamping blocks on the clamping tool are used for extruding and fixing the two opposite planes of the connecting rod, but because the reciprocating rod is longer, the connecting rod on the reciprocating rod is clamped and then one end of the connecting column is perforated, the welding part of the connecting rod and the connecting column is easily broken due to impact force in the perforation process, and the improvement space is still provided.

Disclosure of utility model

In order to reduce the situation that the connecting column on the reciprocating rod is stretched out and broken with the connecting rod and improve the clamping stability of the clamping device on the connecting rod, the application provides a clamp for processing the reciprocating rod.

The application provides a clamp for processing a reciprocating rod, which adopts the following technical scheme:

The utility model provides a anchor clamps for processing reciprocating rod, includes the mount table, be connected with first hydro-cylinder on the mount table, rotate on the piston rod of first hydro-cylinder and be connected with the orientation the compact heap that the mount table removed, the compact heap is close to one side of mount table has been seted up the compact slot with spliced pole butt, the mount table is close to one side fixedly connected with supporting shoe of compact heap, the supporting shoe is kept away from one side of mount table has been seted up the standing groove that supplies the spliced pole to place, the compact heap with the spliced pole on the reciprocating rod is pressed mutually supporting shoe.

Through adopting above-mentioned technical scheme, the setting of supporting shoe and compact heap for spliced pole on the reciprocating lever can be placed in the standing groove on the supporting shoe, and when the compact heap was located the supporting shoe, the spliced pole can be located the standing groove simultaneously and compact heap, thereby the cooperation presss from both sides tight spliced pole, when reducing milling cutter impact spliced pole, the phenomenon that the junction of connecting rod and spliced pole takes place to stretch out, has improved the centre gripping stability of anchor clamps to the reciprocating lever.

Optionally, a second oil cylinder is connected to the mounting table, and a lifting block for supporting a connecting ring on the reciprocating rod is fixedly connected to one end of a piston rod of the second oil cylinder, which faces the compression block.

Through adopting above-mentioned technical scheme, the setting of lifting piece, when the reciprocating lever is placed in the standing groove, the second hydro-cylinder can drive the lifting piece and remove to the connecting rod on the butt reciprocating lever to support partial reciprocating lever, also can further adjust the placement smoothness of connecting rod on the reciprocating lever simultaneously, improved the accuracy of wearing to establish the hole on the spliced pole.

Optionally, the lifting piece is kept away from one side fixedly connected with of mount table with the go-between be close to the butt piece of one side butt of mount table, the butt piece is the arc setting.

By adopting the technical scheme, the abutting blocks are arranged, so that on one hand, the connecting rod on the reciprocating rod can be supported, and on the other hand, the abutting blocks are arranged in an arc shape and can be matched with the connecting ring on the reciprocating rod, thereby the distance between the connecting ring and the lifting block is pulled, and the abrasion of the lifting block during the working of the milling cutter is reduced.

Optionally, one side of supporting shoe that is away from the mount table fixedly connected with locating piece, the locating piece is kept away from the one end looks mutual butt of connecting rod with the spliced pole.

Through adopting above-mentioned technical scheme, the setting of locating piece for the spliced pole on the reciprocating rod is seted up the one end butt in the locating piece of wearing to establish the hole, thereby increases the centre gripping stability of spliced pole, reduces the impact force that milling cutter produced the spliced pole, increases the precision of wearing to establish the hole that forms.

Optionally, fixedly connected with spliced pole tip butt's locating piece on the mount table, the locating piece is located the butt piece with between the supporting shoe and be used for restricting the spliced pole towards keeping away from the locating piece one side removal's locating piece.

Through adopting above-mentioned technical scheme, setting up of locating part can restrict the spliced pole in the standing groove and remove towards the lifting piece for the spliced pole has the one end of wearing to establish the hole and can be comparatively inseparable support tightly on the locating piece, thereby increases the connection structure between spliced pole and the locating piece.

Optionally, the compacting groove and the placing groove are all V-shaped.

Through adopting above-mentioned technical scheme, compress tightly groove and standing groove and be the V type setting for the reciprocating rod of different models can be fixed to compact heap and supporting shoe, thereby increases the suitability of anchor clamps, improves the whole availability factor of anchor clamps.

Optionally, a regulating valve is fixedly connected to one side, away from the positioning block, of the mounting table, and the regulating valve is electrically connected with the first oil cylinder and the second oil cylinder respectively.

Through adopting above-mentioned technical scheme, the setting of governing valve can adjust the removal range of the piston rod of first hydro-cylinder and second hydro-cylinder for the second hydro-cylinder can drive the lifting block and adjust the roughness of go-between, also can adjust the spliced pole on the compact heap supporting shoe, improves the centre gripping stability of whole reciprocating lever.

Optionally, a plurality of rings are fixedly connected with one side of the mounting table, which is close to the positioning block, and the number of the rings is four and the rings are respectively positioned at four corners of the mounting table.

Through adopting above-mentioned technical scheme, the quantity of rings has four and respectively the one-to-one is located four angles of mount table, and lifting device of being convenient for hooks rings to remove or rotate whole mount table.

Optionally, the number of the first oil cylinder, the second oil cylinder, the compacting block and the abutting block is two, and the first oil cylinder, the second oil cylinder, the compacting block and the abutting block are respectively located on two opposite sides of the positioning block in a one-to-one correspondence manner.

Through adopting above-mentioned technical scheme, the quantity of first hydro-cylinder, second hydro-cylinder, compact heap and butt piece is two, sets up for the symmetry axis about the locating piece for there are two sets of anchor clamps on the opposite side wall direction of locating piece, thereby can process two reciprocating bars simultaneously, improve the whole machining efficiency of lathe.

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

1. the supporting blocks and the compacting blocks are arranged, so that the connecting column can be positioned in the placing groove and the compacting groove at the same time, the connecting column is clamped in a matched manner, the phenomenon that the connecting position of the connecting rod and the connecting column is stretched when the milling cutter impacts the connecting column is reduced, and the clamping stability of the clamp to the reciprocating rod is improved;

2. The positioning block is arranged, so that one end of the connecting column on the reciprocating rod, which is provided with the through hole, is abutted against the positioning block, thereby improving the clamping stability of the connecting column, reducing the impact force of the milling cutter on the connecting column, and improving the accuracy of the formed through hole;

3. The compressing groove and the placing groove are arranged in a V shape, so that compressing blocks and supporting blocks can fix reciprocating rods of different types, applicability of the clamp is improved, and overall use efficiency of the clamp is improved.

Drawings

FIG. 1 is a schematic view of the structure of a finished reciprocating lever in an embodiment of the present application.

FIG. 2 is an overall block diagram of a fixture for machining a reciprocating lever in accordance with an embodiment of the present application.

FIG. 3 is a partial block diagram of a fixture for machining a reciprocating bar in accordance with an embodiment of the present application.

Fig. 4 is an enlarged view of a portion a in fig. 3.

FIG. 5 is a partial back view of a fixture for machining a reciprocating bar in accordance with an embodiment of the present application.

The reference numerals are 1, a mounting seat, 2, a mounting table, 21, a supporting block, 211, a placing groove, 212, a positioning block, 22, a first oil cylinder, 221, a pressing block, 2211, a pressing groove, 222, a rotating rod, 23, a second oil cylinder, 231, a lifting block, 2311, an abutting block, 24, a limiting piece, 241, a limiting block, 242, a limiting handle, 25, a lifting ring, 26, a regulating valve, 3, a reciprocating rod, 31, a connecting column, 311, a penetrating hole, 32, a connecting rod, 33, a connecting ring, 331 and a penetrating hole.

Detailed Description

The application is described in further detail below with reference to fig. 1-5.

The embodiment of the application discloses a clamp for processing a reciprocating rod. Referring to fig. 1 and 2, a jig for machining a reciprocating lever includes a mount 2 and a mount 1. The number of the mounting seats 1 is two, and the mounting seats are respectively in one-to-one correspondence with two ends of the mounting table 2 in a rotating manner, so that the mounting table 2 can circumferentially rotate along the connecting line between the two mounting seats 1 as an axis.

Referring to fig. 2 to 4, a support block 21 is fixedly connected to the mounting table 2, and a placement groove 211 is formed in a side, away from the mounting table 2, of the support block 21, so that the connection column 31 on the reciprocating lever 3 is placed in the placement groove 211. A first oil cylinder 22 is fixedly connected to one side of the mounting table 2, which is close to the supporting block 21, and the moving direction of a piston rod of the first oil cylinder 22 is perpendicular to the mounting table 2. The piston rod of the first oil cylinder 22 is rotatably connected with a compressing block 221, and the compressing block 221 is positioned above the supporting block 21, so as to compress the supporting block 21. The piston rods of the compressing block 221 and the first oil cylinder 22 are vertically arranged, the rotating rod 222 is arranged on the compressing block 221, two ends of the rotating rod 222 are respectively connected to the first oil cylinder 22 and the compressing block 221 in a one-to-one correspondence rotating mode, and therefore when the piston rod of the first oil cylinder 22 moves, the rotating rod 222 can drive the compressing block 221 to compress towards the supporting block 21.

Referring to fig. 3 and 4, a compression groove 2211 is formed in a side of the compression block 221 adjacent to the mounting table 2, and when the compression block 221 compresses the support block 21, the connection column 31 on the reciprocating lever 3 is simultaneously located in the compression groove 2211 and the placement groove 211, so that the compression block 221 and the support block 21 are engaged with each other to clamp the connection column 31. The pressing groove 2211 and the placing groove 211 are all V-shaped, so that the pressing groove 2211 and the placing groove 211 can fix the connecting columns 31 of different models.

Referring to fig. 3 and 4, a second cylinder 23 is fixedly connected to the mounting table 2, and a piston rod of the second cylinder 23 moves toward the pressing block 221. The end of the piston rod on the second cylinder 23 is fixedly connected with a lifting block 231 for supporting the connecting ring 33 on the reciprocating rod 3. The side of lifting piece 231 far away from mount table 2 fixedly connected with butt piece 2311, butt piece 2311 be with the arc setting of arc mutually supporting on the go-between 33, butt piece 2311 keep away from the one side butt of lifting piece 231 in go-between 33 on the go-between 3 to can support go-between 33 on the go-between 3, and reduce the wearing and tearing of milling cutter to lifting piece 231.

Referring to fig. 3 and 4, a limiting member 24 is fixedly connected to one side of the mounting table 2 adjacent to the supporting block 21. The limiting member 24 includes a limiting block 241 fixedly connected to the mounting table 2 and a limiting handle 242 connected to the limiting block 241. The limiting block 241 and the limiting handle 242 are both located between the abutting block 2311 and the supporting block 21, the limiting handle 242 is clamped on one side, far away from the mounting table 2, of the limiting block 241, and when the connecting column 31 is located in the pressing groove 2211 and the placing groove 211, the limiting handle 242 abuts against the end portion, close to the abutting block 2311, of the connecting column 31, so that the connecting column 31 is limited to move towards the abutting block 2311.

Referring to fig. 2 and 3, a positioning block 212 is fixedly connected to one side of the supporting block 21 away from the mounting table 2, the positioning block 212 is located in the middle of the supporting block 21, and one end of the connecting column 31 in the placing groove 211 away from the connecting ring 33 abuts against the positioning block 212, so that the clamping stability of the connecting column 31 is increased.

Referring to fig. 2 and 3, in the embodiment of the present application, the number of the first oil cylinder 22, the pressing block 221, the rotating rod 222, the second oil cylinder 23, the abutment block 2311, the lifting block 231 and the limiting member 24 is two, and the two lifting blocks 231 and the limiting member 24 are disposed oppositely along the axial direction of the connecting column 31 and centering on the positioning block 212, so that the two reciprocating rods 3 can be clamped on the mounting table 2 for processing. One side of the mounting table 2, which is close to the positioning block 212, is fixedly connected with hanging rings 25, and the number of the hanging rings 25 is four and the hanging rings are respectively positioned at four corners of the mounting table 2, so that the whole mounting table 2 is convenient to move by the hoisting equipment.

Referring to fig. 4 and 5, an adjusting valve 26 is fixedly connected to one side of the mounting table 2 away from the supporting block 21, and the adjusting valve 26 is located between and electrically connected to the two first and second cylinders 22 and 23, respectively, so that the adjusting valve 26 can control the movement amplitude of the first and second cylinders 22 and 23.

The implementation principle of the clamp for machining the reciprocating rod of the embodiment of the application is that firstly, the reciprocating rod 3 is placed in a placing groove 211 on a supporting block 21, at the moment, a regulating valve 26 controls a second oil cylinder 23 to slightly move, so that the flatness of a connecting ring 33 is improved, then a first oil cylinder 22 drives a compressing block 221 to move, the compressing block 221 and the supporting block 21 are matched with each other to clamp a connecting column 31 on the reciprocating rod 3, then two ends of the connecting column 31 are respectively abutted against a positioning block 212 and a limiting block 241, and at the moment, a milling cutter starts to machine the reciprocating rod 3.

The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.

Claims

1. A clamp for processing a reciprocating rod, characterized in that it comprises a mounting platform (2), the mounting platform (2) is connected to a first oil cylinder (22), a piston rod of the first oil cylinder (22) is rotatably connected to a clamping block (221) that moves toward the mounting platform (2), a side of the clamping block (221) close to the mounting platform (2) is provided with a clamping groove (2211) that abuts against a connecting column (31), a side of the mounting platform (2) close to the clamping block (221) is fixedly connected to a support block (21), a side of the support block (21) away from the mounting platform (2) is provided with a placement groove (211) for placing the connecting column (31), and the clamping block (221) and the support block (21) cooperate with each other to clamp the connecting column (31) on the reciprocating rod (3).

2. A clamp for processing a reciprocating rod according to claim 1, characterized in that: a second oil cylinder (23) is connected to the mounting table (2), and a lifting block (231) for supporting a connecting ring (33) on the reciprocating rod (3) is fixedly connected to one end of the piston rod of the second oil cylinder (23) facing the clamping block (221).

3. A clamp for processing a reciprocating rod according to claim 2, characterized in that: the side of the lifting block (231) away from the mounting platform (2) is fixedly connected to an abutment block (2311) that abuts against the side of the connecting ring (33) close to the mounting platform (2), and the abutment block (2311) is arranged in an arc shape.

4. A clamp for processing a reciprocating rod according to claim 3, characterized in that: a positioning block (212) is fixedly connected to a side of the support block (21) away from the mounting platform (2), and the positioning block (212) and an end of the connecting column (31) away from the connecting rod (32) are in contact with each other.

5. A clamp for processing a reciprocating rod according to claim 4, characterized in that: a limit member (24) abutting against the end of the connecting column (31) is fixedly connected to the mounting table (2), and the limit member (24) is located between the abutting block (2311) and the supporting block (21) and is used to limit the movement of the connecting column (31) toward a side away from the positioning block (212).

6. A clamp for processing a reciprocating rod according to claim 1, characterized in that: the pressing groove (2211) and the placement groove (211) are both arranged in a V-shape.

7. A fixture for processing a reciprocating rod according to claim 4, characterized in that a regulating valve (26) is fixedly connected to the side of the mounting platform (2) away from the positioning block (212), and the regulating valve (26) is electrically connected to the first oil cylinder (22) and the second oil cylinder (23) respectively.

8. A clamp for processing a reciprocating rod according to claim 7, characterized in that: a side of the mounting platform (2) close to the positioning block (212) is fixedly connected with a plurality of lifting rings (25), and the number of the lifting rings (25) is four and they are respectively located at the four corners of the mounting platform (2).

9. A clamp for processing a reciprocating rod according to claim 5, characterized in that: the number of the first oil cylinder (22), the second oil cylinder (23), the clamping block (221) and the abutment block (2311) is two and they are located on opposite sides of the positioning block (212) in a one-to-one correspondence.