CN217831476U

CN217831476U - Punching equipment capable of quickly replacing punching head

Info

Publication number: CN217831476U
Application number: CN202221460077.3U
Authority: CN
Inventors: 郝建广; 郝建帅; 杨华; 吴金亮
Original assignee: Chuzhou Heyi Intelligent Control Co ltd
Current assignee: Chuzhou Heyi Intelligent Control Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-11-18
Anticipated expiration: 2032-06-10

Abstract

The utility model relates to a technical field punches a hole, but punching equipment of quick replacement punching press head is disclosed, including the punching press platform, the mount is installed to the upper surface rear end of punching press platform, the upper surface of mount is equipped with control switch and pneumatic cylinder, the output of pneumatic cylinder is connected with the hydraulic stem, and the bottom of hydraulic stem is equipped with the connecting cylinder, and the connecting cylinder in-connection has the punching press head, be equipped with the dismouting subassembly in punching press head and the connecting cylinder, the upper surface both sides of punching press platform are connected with L type backup pad, it has adjusting screw to peg graft in the riser of L type backup pad, and adjusting screw's bottom installs the stripper plate through the connecting block, vertical grafting has two sets of adjusting bolt in the diaphragm of L type backup pad, and adjusting bolt's bottom is connected with the dummy block, the utility model discloses strengthen the position of waiting to punch a hole the work piece from the multi-position, improved the precision of punching a hole position, and the punching press head has replaced traditional threaded connection, the dismouting method of punching press head is simple and connect stably.

Description

Punching equipment capable of quickly replacing punching head

Technical Field

The utility model relates to a technical field that punches a hole specifically is a but punching equipment of quick replacement punching press head.

Background

As a novel blanking method, hydraulic punching is used for punching a hollow part and a part with a curved axis, and has the advantages that the traditional machining process cannot compare with the traditional machining process, a female die is not needed in the whole punching process of the hydraulic punching, the hydraulic punching has great advantages in solving the problem of machining of the part which cannot be internally provided with the female die due to the fact that the inner size is too small or the axis is curved, and meanwhile, the hydraulic punching is used for replacing laser hole cutting, so that the hydraulic punching method has an important effect on reducing the production cost of the part and improving the production efficiency.

The punching head on the existing punching equipment adopts a threaded connection mode, after a thread slides, the punching head is inconvenient to detach from the punching equipment, the punching head is not convenient to replace, the use of the punching equipment is influenced, the position of a part to be punched is not fixed by the existing punching equipment when punching, the position to be punched is easy to deviate, the precision of the punching position is reduced, the practicability is poor, and therefore the punching equipment capable of replacing the punching head quickly is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a but punching equipment of quick replacement punching press head to the inconvenient change of punching press head on the punching equipment who provides in the solution above-mentioned background art and the not accurate problem in punching position.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a but punching equipment of quick replacement punching press head, includes the punching press platform, the mount is installed to the upper surface rear end of punching press platform, the upper surface of mount is equipped with control switch and pneumatic cylinder, the output of pneumatic cylinder is connected with the hydraulic stem, and the bottom of hydraulic stem is equipped with the connecting cylinder, the connecting cylinder inner chamber is hollow form, and the connecting cylinder in-connection has the punching press head, be equipped with the dismouting subassembly in punching press head and the connecting cylinder, the upper surface both sides of punching press platform are connected with L type backup pad, it has adjusting screw to peg graft in the riser of L type backup pad, and adjusting screw's bottom installs the stripper plate through the connecting block, vertical grafting has two sets of adjusting bolt in the diaphragm of L type backup pad, and adjusting bolt's bottom is connected with the dummy block.

Preferably, the dismounting assembly comprises a partition plate, the partition plate is located in the middle position above the inner cavity of the stamping head, springs are arranged on two side faces of the partition plate, and clamping blocks in sliding connection are arranged on the outer sides of the springs.

Preferably, the dismounting assembly further comprises jacks matched with the clamping blocks, the jacks are located on two side walls of the connecting cylinder, and the two side walls of the inner cavity of the connecting cylinder are provided with slots communicated with the jacks.

Preferably, one side of the connecting block, which is close to the bottom of the adjusting screw rod, is provided with a bearing, and the bottom end of the adjusting screw rod is connected with an inner ring of the bearing.

Preferably, the cross section of the fixing frame is L-shaped, and the fixing frame is connected with the upper surface of the punching table in a welding mode.

Preferably, the middle part of the inner cavity of the punching table and the position right below the punching head are provided with openings.

Preferably, two sets of the L-shaped support plates are mounted on the upper surface of the punching stage by screws.

Preferably, the inner side surfaces of the extrusion cushion and the extrusion plate are both provided with rubber pads.

Compared with the prior art, the utility model discloses when changing the punching press head, the mode that the accessible was pressed removes the fixture block of punching press head both sides to inboard direction, the inboard spring of fixture block is in compression state, extend the fluting rebound in the connecting cylinder with the top of punching press head again, the fixture block this moment is located fluting internal sideslip, stretch into in the jack of fixture block follow connecting cylinder both sides until, the installation of punching press head has been accomplished promptly, during the dismantlement, press down the fixture block, make the punching press head gliding can, traditional threaded connection has been replaced, the dismouting method of punching press head is simple and convenient, and the practicality is good. When punching a hole to the work piece, can drive the stripper plate and remove to relative direction through rotating adjusting screw, realize the reinforcement to the position about the work piece, can drive the extrusion pad through rotating adjusting bolt and move down, realize the reinforcement to position about the work piece, the pneumatic cylinder is worked again and is driven the punching press head and move down, has realized punching a hole to the work piece, has consolidated the position of the work piece of waiting to punch a hole from the multi-position, has improved the precision of the position of punching a hole.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

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

fig. 2 is a schematic front structural view of the present invention.

Fig. 3 is an explosion sectional view of the connecting cylinder and the stamping head of the present invention.

Description of reference numerals:

1. a punching stage; 2. a fixed mount; 3. a control switch; 4. a hydraulic cylinder; 5. a hydraulic lever; 6. a connecting cylinder; 7. stamping a head; 8. a clamping block; 9. an L-shaped support plate; 10. adjusting the bolt; 11. pressing the cushion; 12. a pressing plate; 13. adjusting the screw rod; 14. connecting blocks; 15. a jack; 16. grooving; 17. a partition plate; 18. a spring.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It should be understood that the description herein is provided for illustration and explanation of the invention and is not intended to limit the invention.

In the present invention, unless otherwise stated, the use of directional terms such as "upper, lower, left, and right" generally means upper, lower, left, and right as viewed with reference to the drawings; "inner and outer" refer to the inner and outer relative to the profile of the components themselves. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1:

referring to fig. 1-3, the present invention provides a technical solution: a punching device capable of quickly replacing a punching head comprises a punching platform 1, a fixing frame 2 is installed at the rear end of the upper surface of the punching platform 1, a control switch 3 and a hydraulic cylinder 4 are arranged on the upper surface of the fixing frame 2, an output end of the hydraulic cylinder 4 is connected with a hydraulic rod 5, a connecting cylinder 6 is arranged at the bottom of the hydraulic rod 5, the inner cavity of the connecting cylinder 6 is hollow, a punching head 7 is connected in the connecting cylinder 6, a dismounting component is arranged in the punching head 7 and the connecting cylinder 6, two sides of the upper surface of the punching platform 1 are connected with an L-shaped supporting plate 9,L type supporting plate 9, an adjusting screw 13 is inserted in a vertical plate, an extrusion plate 12 is installed at the bottom of the adjusting screw 13 through a connecting block 14, two groups of adjusting bolts 10 are vertically inserted in a transverse plate of the L-shaped supporting plate 9, an extrusion pad 11 is connected at the bottom of the adjusting bolts 10, and an electric end of the hydraulic cylinder 4 is electrically connected with an external power supply and the control switch 3, traditional threaded connection has been replaced to the dismouting subassembly, can prevent that the smooth back punching press head 7 of screw thread can not the dismouting, the dismouting mode is simple, be convenient for subsequent change, when punching a hole to the work piece, place the work piece at the upper surface of punching press platform 1, adjusting screw 13 rotates, two sets of stripper plates 12 have been driven and have been removed to relative direction, the reinforcement to position about the work piece has been realized, rotate four groups adjusting bolt 10 again, the stripper pad 11 that has driven the bottom moves down promptly, until the medial surface laminating of stripper plate 12 and stripper pad 11 is on the surface of work piece, the upper and lower position of work piece has been consolidated promptly, pneumatic cylinder 4 is worked again and is driven hydraulic stem 5 and the punching press head 7 of bottom and move down, realize the work of punching a hole to the work piece, the position of work piece has been consolidated from the multi-position, the precision of the position of punching a hole has been improved.

Referring to fig. 1 and 3, preferably, the dismounting assembly includes a partition 17, the partition 17 is located at a middle position above an inner cavity of the punch head 7, two side surfaces of the partition 17 are provided with springs 18, an outer side of the spring 18 is provided with a fixture block 8 in sliding connection, the dismounting assembly further includes a jack 15 matched with the fixture block 8, the jack 15 is located at two side walls of the connecting cylinder 6, two side walls of the inner cavity of the connecting cylinder 6 are provided with slots 16 communicated with the jack 15, a top of the inner cavity of the connecting cylinder 6 is solid, a bottom of the solid is parallel to an upper side of the jack 15, when the punch head 7 is mounted, the fixture block 8 at two sides is pressed, the spring 18 at an inner side of the fixture block 8 is in a compressed state, then the punch head 7 is moved into the connecting cylinder 6, so that the fixture block 8 moves up along the slot 16, when the fixture block 8 is located in contact with the jack 15, the fixture block 8 is popped out outwards by the force of the spring 18, that the fixture block 8 extends out of the jack 15, that is the installation of the punch head 7 is completed, when the punch head is dismounted, the punch head 8 is pressed, so that the lower slide cylinder 6 is separated from the lower slide cylinder 6, the lower slide head, the traditional slot connection mode can be replaced by a simple screw thread connection mode.

Referring to fig. 2, preferably, a bearing is disposed on one side of the connecting block 14 close to the bottom of the adjusting screw 13, and the bottom end of the adjusting screw 13 is connected to an inner ring of the bearing, so that the extrusion plate 12 cannot rotate but only moves left and right by rotating the adjusting screw 13.

Referring to fig. 1, preferably, the cross section of the fixing frame 2 is L-shaped, and the fixing frame 2 is connected with the upper surface of the stamping table 1 by welding.

Referring to fig. 1, preferably, an opening is formed in the middle of the inner cavity of the punching table 1 and located right below the punching head 7, and the opening is used for collecting materials during punching.

Example 2:

referring to fig. 1, this embodiment is different from the first embodiment in that: two sets of L-shaped supporting plates 9 are arranged on the upper surface of the stamping table 1 through screws, and subsequent dismounting and mounting work can be facilitated through the screw mounting mode.

Referring to fig. 1, rubber pads are disposed on inner side surfaces of the extrusion pad 11 and the extrusion plate 12, and the rubber pads play a role in protection, so as to prevent the workpiece from being damaged by an excessive clamping force.

The working principle is as follows: when the hydraulic punching machine is used, the electric end of the hydraulic cylinder 4 is electrically connected with the electric end of an external power supply and the control switch 3, the positions of all parts on the punching table 1 are well installed, wherein when the punching head 7 is installed, the clamping blocks 8 on two sides are pressed, the spring 18 on the inner side of each clamping block 8 is in a compression state, the punching head 7 is moved towards the connecting cylinder 6 again, the clamping blocks 8 are enabled to move upwards along the grooves 16, after the clamping blocks 8 are located and contacted with the jacks 15, the clamping blocks 8 are popped outwards under the force of the spring 18, namely, the clamping blocks 8 extend out of the jacks 15, so that the installation of the punching head 7 is completed, when the clamping blocks 8 are pressed, the clamping blocks 8 slide downwards along the grooves 16 until the punching head 7 is separated from the connecting cylinder 6, when the workpiece is punched, the workpiece is placed on the upper surface of the punching table 1, the adjusting screw 13 is rotated, the two groups of the extrusion plates 12 are driven to move towards opposite directions, the left and right positions of the workpiece are reinforced, the four groups of adjusting bolts 10 are rotated, namely, the extrusion pads 11 on the bottom of the hydraulic cylinder are driven to move downwards from the working position of the extrusion plates 12 and the workpiece, the punching head is further driven, the position of the hydraulic cylinder 5, so that the accurate punching head is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a but punching equipment of quick replacement punching press head, includes punching press platform (1), its characterized in that, mount (2) are installed to the upper surface rear end of punching press platform (1), the upper surface of mount (2) is equipped with control switch (3) and pneumatic cylinder (4), the output of pneumatic cylinder (4) is connected with hydraulic stem (5), and the bottom of hydraulic stem (5) is equipped with connecting cylinder (6), connecting cylinder (6) inner chamber is hollow form, and has connected punching press head (7) in connecting cylinder (6), be equipped with the dismouting subassembly in punching press head (7) and the connecting cylinder (6), the upper surface both sides of punching press platform (1) are connected with L type backup pad (9), adjusting screw (13) have been inserted in the riser of L type backup pad (9), and extruding plate (12) are installed through connecting block (14) in the bottom of adjusting screw (13), vertical grafting has two sets of adjusting bolt (10) in the diaphragm of L type backup pad (9), and is connected with bottom squeeze pad (11) of adjusting bolt (10).

2. A punching apparatus capable of replacing a punching head rapidly according to claim 1, wherein the dismounting assembly comprises a partition plate (17), the partition plate (17) is located at a middle position above an inner cavity of the punching head (7), two side surfaces of the partition plate (17) are provided with springs (18), and the outer sides of the springs (18) are provided with clamping blocks (8) which are connected in a sliding manner.

3. The punching equipment capable of rapidly replacing the punching head according to claim 2, wherein the dismounting assembly further comprises insertion holes (15) matched with the clamping blocks (8), the insertion holes (15) are positioned on two side walls of the connecting cylinder (6), and two side walls of an inner cavity of the connecting cylinder (6) are provided with grooves (16) communicated with the insertion holes (15).

4. A punching apparatus capable of replacing a punching head rapidly according to claim 1, wherein a bearing is provided on a side of the connecting block (14) near the bottom of the adjusting screw (13), and the bottom end of the adjusting screw (13) is connected with an inner ring of the bearing.

5. A punching apparatus with a quick replaceable punch according to claim 1, characterized in that the holder (2) is L-shaped in cross-section and the holder (2) is connected to the upper surface of the punching table (1) by welding.

6. A punching apparatus capable of changing a punch rapidly according to claim 1, wherein a hole is opened in the middle of an inner cavity of the punching stage (1) and right below the punch (7).

7. A punching apparatus with a quick replaceable punch head according to claim 1, characterized in that two sets of L-shaped support plates (9) are mounted by screws on the upper surface of the punching table (1).

8. A punching apparatus with a quick replaceable punch according to claim 1, characterised in that the inner sides of the pressing pad (11) and the pressing plate (12) are provided with rubber pads.