CN218855430U

CN218855430U - Movable clamp for pneumatic punching machine

Info

Publication number: CN218855430U
Application number: CN202220787950.3U
Authority: CN
Inventors: 荆忠国; 孙吉利; 孙雷正; 杨丽娜
Original assignee: Qingdao Handejun Electric Appliance Co ltd
Current assignee: Qingdao Handejun Electric Appliance Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2023-04-14
Anticipated expiration: 2032-04-07

Abstract

The utility model relates to an anchor clamps technical field, specifically a pneumatic punch press is with removing anchor clamps, it has the longitudinal sliding groove to open on the surface including the L-shaped piece, the both ends fixedly connected with fixed block of L-shaped piece, the top sliding connection of L-shaped piece has the rack, the one end of rack is provided with the spring, the spring is fixed connection with one side of L-shaped piece, utilize the rack to remove anchor clamps, can use the teeth of a cogwheel to remove as the unit, the position of anchor clamps behind the spring fixed movement, prevent to take place the position change, the top of rack is provided with the ratchet, the top of ratchet is provided with the pawl, pawl and ratchet contact, the one end rotation that the ratchet was kept away from to the pawl is connected with the dead lever, the ratchet rotates with the dead lever to be connected, the dead lever is fixed connection with one side of L-shaped piece, utilize ratchet to remove the rack, ratchet and pawl can auto-lock, it can fix the position of anchor clamps to need not extra part after removing, and ratchet and rack can use the teeth of a cogwheel to remove as the unit, the degree of accuracy of removal has been improved.

Description

Movable clamp for pneumatic punching machine

Technical Field

The utility model relates to an anchor clamps technical field specifically is a pneumatic punch press is with removing anchor clamps.

Background

The jig is a device for fixing a work object to a correct position for construction or inspection in a machine manufacturing process, and is also called a jig. The fixture is generally composed of a positioning element for determining the correct position of a workpiece in the fixture, a clamping device, a tool guide element for determining the relative position of a tool and the workpiece or guiding the direction of the tool, an indexing device for enabling the workpiece to complete the machining of a plurality of stations in one installation, two types of rotary indexing devices and linear moving indexing devices, a connecting element, a fixture base of the fixture body and the like, such as a welding fixture, an inspection fixture, an assembly fixture, a machine tool fixture and the like, wherein the machine tool fixture is the most common fixture and is often simply referred to as the fixture. When a workpiece is machined on a machine tool, in order to enable the surface of the workpiece to meet the technical requirements of size, geometric shape, mutual position precision with other surfaces and the like specified by a drawing, the workpiece needs to be well assembled, positioned, clamped and clamped before machining.

The prior art has the following problems:

(1) When a stamping machine tool in the prior art stamps materials, the materials need to be aligned, the clamped materials need to be moved at the moment, and after the materials are moved, extra parts are needed to fix a clamp, so that the production efficiency is influenced.

(2) When the punching machine tool in the prior art moves the clamp, the clamp cannot be moved accurately, the horizontal movement cannot be realized, and the machining precision is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic punch press is with removing anchor clamps to solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a pneumatic punch press is with removing anchor clamps, is including L-shaped piece, open the surface of L-shaped piece has longitudinal sliding groove, the both ends fixedly connected with fixed block of L-shaped piece, every the center department of fixed block all opens threaded fixing hole.

Furthermore, the top of the L-shaped block is slidably connected with a rack, one end of the rack is provided with a spring, and the spring is fixedly connected with one side of the L-shaped block.

Furthermore, a ratchet wheel is arranged at the top of the rack, a pawl is arranged at the top of the ratchet wheel and is in contact with the ratchet wheel, a fixed rod is rotatably connected to one end, far away from the ratchet wheel, of the pawl, the ratchet wheel is rotatably connected with the fixed rod, and the fixed rod is fixedly connected with one side of the L-shaped block.

Further, one side fixedly connected with back anchor clamps that the ratchet was kept away from to the rack, one side fixedly connected with platform of back anchor clamps, threaded hole is opened on the surface of back anchor clamps, the threaded hole is in the platform bottom, spacing hole has been opened on the surface of back anchor clamps, spacing hole quantity is two, spacing hole is symmetrical arrangement, the both sides of threaded hole are arranged in to spacing hole.

Furthermore, one side that the rack was kept away from to the back anchor clamps is provided with preceding anchor clamps, open on the preceding anchor clamps surface has the rectangular channel, one side fixedly connected with gag lever post of preceding anchor clamps, gag lever post quantity is two and places for the symmetry.

Further, one side of preceding anchor clamps is provided with the threaded rod, the threaded rod runs through preceding anchor clamps and is the rotation with preceding anchor clamps and be connected, the threaded rod passes through the screw hole and is threaded connection with back anchor clamps, one side fixedly connected with stopper of anchor clamps before the threaded rod is kept away from, the center department of stopper is provided with the dwang, the dwang runs through the stopper, the both sides of dwang are provided with spacing round piece, the quantity of spacing round piece is two and fixed connection in the both sides of dwang.

The utility model discloses an improve and provide a pneumatic punch press here with can moving clamp, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses utilize ratchet to remove anchor clamps, realized the removal of anchor clamps, and have the auto-lock, compare in traditional removal anchor clamps, do not need extra part to fix anchor clamps, simplify the production step, improve production efficiency.

The second step is as follows: the utility model discloses utilize ratchet to remove anchor clamps, anchor clamps can use the teeth of a cogwheel to remove as the unit, compare in traditional removal anchor clamps, have improved the removal degree of accuracy, have improved the production precision.

Drawings

The invention is further explained below with reference to the figures and examples:

fig. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front view of the moving mechanism of the present invention;

fig. 3 is a schematic perspective view of the clamping mechanism of the present invention;

fig. 4 is a schematic perspective view of the rear clamp of the present invention;

fig. 5 is a schematic perspective view of the front clamp of the present invention;

description of reference numerals: 1. an L-shaped block; 11. a fixed block; 2. a rack; 21. a spring; 3. a ratchet wheel; 31. a pawl; 32. fixing the rod; 4. a rear clamp; 41. a platform; 42. a threaded hole; 43. A limiting hole; 5. a front clamp; 51. a limiting rod. 6. A threaded rod; 61. a limiting block; 62. rotating the rod; 63. and a limiting round block.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model discloses an improve and provide a pneumatic punch press with can moving clamp here, as shown in fig. 1-5, a pneumatic punch press is with can moving clamp, including L shape piece 1, the surface of L shape piece is opened there is the longitudinal sliding groove, the both ends fixedly connected with fixed block 11 of L shape piece 1, every the center department of fixed block 11 all opens threaded fixing hole, and whole device is fixed in on L shape piece 1, and L shape piece 1 is fixed in on the start punch press by fixed block 11.

Further, the top sliding connection of L-shaped piece 1 has rack 2, the one end of rack 2 is provided with spring 21, spring 21 is fixed connection with one side of L-shaped piece 1, utilizes rack 2 to remove anchor clamps, can use the teeth of a cogwheel to remove as the unit, and the position of the anchor clamps after the fixed removal of spring 21 prevents to take place the position change.

Further, the top of rack 2 is provided with ratchet 3, the top of ratchet 3 is provided with pawl 31, pawl 31 and the contact of ratchet 3, the one end that ratchet 3 was kept away from to pawl 31 rotates and is connected with dead lever 32, ratchet 3 rotates with dead lever 32 and is connected, dead lever 32 is fixed connection with one side of L-shaped piece 1, utilizes ratchet 3 to remove rack 2, and ratchet 3 can the auto-lock with pawl 31, need not extra part after the removal is accomplished and can fix the position of anchor clamps, and ratchet 3 can use the teeth of a cogwheel to remove as the unit with rack 2, has improved the degree of accuracy of removal.

Further, one side fixedly connected with back anchor clamps 4 of ratchet 3 are kept away from to rack 2, one side fixedly connected with platform 41 of back anchor clamps 4, threaded hole 42 is opened on the surface of back anchor clamps 4, threaded hole 42 is in platform 41 bottom, spacing hole 43 is opened on the surface of back anchor clamps 4, spacing hole 43 quantity is two, spacing hole 43 is the symmetry and places, the both sides of threaded hole 42 are arranged in to spacing hole 43, and spacing hole 43 is spacing to back anchor clamps 4, prevents that back anchor clamps 4 from rotating.

Further, one side that rack 2 was kept away from to back anchor clamps 4 is provided with preceding anchor clamps 5, open on the 5 surfaces of preceding anchor clamps has the rectangular channel, one side fixedly connected with gag lever post 51 of preceding anchor clamps 5, gag lever post 51 quantity is two and places for the symmetry, and gag lever post 51 and spacing hole 43 carry on spacingly to back anchor clamps 4 and preceding anchor clamps 5, when preceding anchor clamps 5 removed, prevent that preceding anchor clamps 5 from taking place to rotate with back anchor clamps 4.

Further, one side of preceding anchor clamps 5 is provided with threaded rod 6, threaded rod 6 runs through preceding anchor clamps 5 and is to rotate with preceding anchor clamps 5 and be connected, threaded rod 6 is threaded connection through screw hole 42 and rear clamp 4, one side fixedly connected with stopper 61 of preceding anchor clamps 5 is kept away from to threaded rod 6, stopper 61's center department is provided with dwang 62, dwang 62 runs through stopper 61, the both sides of dwang 62 are provided with spacing round piece 63, the quantity of spacing round piece 63 is two and fixed connection in the both sides of dwang 62, threaded rod 6 rotates with preceding anchor clamps 5 to be connected, threaded rod 6 and rear clamp 4 threaded connection, and threaded rod 6 can make preceding anchor clamps 5 advance to rear clamp 4's direction, and rear clamp 4 and preceding anchor clamps 5 are fixed by gag lever post 51 and spacing hole 43, prevents that rear clamp 4 and preceding anchor clamps 5 from rotating, stirs 62 and rotates screw rod 6, and dwang 62 can move in stopper 61, and 62 is restricted in stopper 61 by spacing round piece 63 in stopper 61, can be when rotating turning to dwang 62, 62 one side 62 one end 62 is in one side always, and more laborsaving during the rotation.

The working principle is as follows:

when the clamp needs to be moved, the rear clamp 4 and the front clamp 5 or the rack 2 are pushed, the rack 2 moves on the L-shaped block 1, the rack 2 compresses the spring 21 and drives the rear clamp 4 and the front clamp 5 to move to a specified position, the rack 2 and the gear teeth on the ratchet wheel 3 can be used for moving in the moving process, so that the moving is more accurate, due to the self-locking effect of the ratchet wheel 3 and the pawl 31, the rear clamp 4, the front clamp 5 and the rack 2 cannot move in the opposite direction, the other side is limited by the spring 21, the position after the moving is ensured to be fixed, the rear clamp 4 and the front clamp 5 after the moving is completed are not required to be fixed by using an additional mechanism, when the positions of the rear clamp 4 and the front clamp 5 are required to be reset, the pawl 31 is lifted from the ratchet wheel 3, at the moment, the ratchet wheel 3 is not self-locked by the pawl 31 any more, and the rack 2 can move, rack 2 is moved initial position by spring 21, when moving the assigned position, stir dwang 62, dwang 62 drives threaded rod 6 rotatory, stir dwang 62 and rotate threaded rod 6, dwang 62 can move in stopper 61, dwang 62 is restricted in stopper 61 by spacing circle 63, can be when rotating dwang 62, the longer one end of dwang 62 is in one side all the time, it is more laborsaving during the rotation, threaded rod 6 rotates with preceding anchor clamps 5 and is connected and with back anchor clamps 4 threaded connection, preceding anchor clamps 5 moves to back anchor clamps 4 when rotating threaded rod 6, and because spacing hole 43 and gag lever post 51's effect, place preceding anchor clamps 5 and back anchor clamps 4 and rotate, during the removal, platform 41 passes through the rectangular channel on preceding anchor clamps 5, the material that needs to place can be arranged in on platform 41 and is pressed from both sides tightly by preceding anchor clamps 5 and back anchor clamps 4.

Claims

1. The utility model provides a pneumatic punch press is with removing anchor clamps which characterized in that: the device comprises an L-shaped block (1), wherein a longitudinal sliding groove is formed in the surface of the L-shaped block (1), two ends of the L-shaped block (1) are fixedly connected with fixing blocks (11), and a threaded fixing hole is formed in the center of each fixing block (11);

the top of the L-shaped block (1) is connected with a rack (2) in a sliding mode, one end of the rack (2) is provided with a spring (21), and the spring (21) is fixedly connected with one side of the L-shaped block (1);

the top of the rack (2) is provided with a ratchet wheel (3), the top of the ratchet wheel (3) is provided with a pawl (31), the pawl (31) is in contact with the ratchet wheel (3), one end, far away from the ratchet wheel (3), of the pawl (31) is rotatably connected with a fixing rod (32), the ratchet wheel (3) is rotatably connected with the fixing rod (32), and the fixing rod (32) is fixedly connected with one side of the L-shaped block (1);

a rear clamp (4) is fixedly connected to one side, away from the ratchet wheel (3), of the rack (2), a platform (41) is fixedly connected to one side of the rear clamp (4), a threaded hole (42) is formed in the surface of the rear clamp (4), the threaded hole (42) is formed in the bottom of the platform (41), limiting holes (43) are formed in the surface of the rear clamp (4), the number of the limiting holes (43) is two, the limiting holes (43) are symmetrically arranged, and the limiting holes (43) are arranged on two sides of the threaded hole (42);

a front clamp (5) is arranged on one side, away from the rack (2), of the rear clamp (4), a rectangular groove is formed in the surface of the front clamp (5), limiting rods (51) are fixedly connected to one side of the front clamp (5), and the limiting rods (51) are two in number and are symmetrically arranged;

one side of preceding anchor clamps (5) is provided with threaded rod (6), threaded rod (6) run through preceding anchor clamps (5) and be the rotation with preceding anchor clamps (5) and be connected, threaded rod (6) are threaded connection through screw hole (42) and back anchor clamps (4), one side fixedly connected with stopper (61) of anchor clamps (5) before threaded rod (6) are kept away from, the center department of stopper (61) is provided with dwang (62), dwang (62) run through stopper (61), the both sides of dwang (62) are provided with spacing rounding block (63), the quantity of spacing rounding block (63) is two and fixed connection in the both sides of dwang (62).