TWI847895B - Pneumatic Quick Change Locking Vise - Google Patents

Abstract

A pneumatic quick-change locking vise includes a vise body with a cylinder chamber and an inverted T-shaped slideway arranged inside, a through hole arranged in the center to connect to the cylinder chamber; a piston is arranged in the cylinder chamber, and a piston rod is arranged on the piston to pass through the through hole; a plurality of elastic elements are arranged between the top surface of the piston and the top surface of the cylinder chamber; an inverted T-shaped slide block is arranged at the bottom of each clamping jaw and is linearly slidable on the inverted T-shaped slideway, and a latch is arranged transversely through each clamping jaw Rod; a driving block is locked to the top of the piston rod, and the driving block is provided with an open beveled groove that is inclined upward and inward toward the direction of the clamping claw, so that when the clamping claw and the pin rod are pushed into the opening of the open beveled groove, the positioning hole is positioned at the spring positioning bead; accordingly, the piston moves downward to pull the driving block downward, and at the same time drives the two open beveled grooves to push the two pin rods together with the two clamping claws to the center of the vise body, so as to quickly lock the workpiece.

Description

Pneumatic quick-change locking vise

The present invention provides a vise technology field, and in particular, provides a pneumatic quick-change locking vise, wherein the clamping claw and the inverted T-shaped slider are integrally formed, and only a fixed pin rod is used to push the clamping claw and the pin rod into the opening of the open bevel slot, and the positioning hole is positioned to the spring positioning bead, and the two clamping claws can be quickly pulled to clamp the workpiece by the piston actuation, so as to achieve fast and accurate locking processing.

According to the patent application No. 112200594 "Vise Structure" new patent, although it can also be used to clamp workpieces, each clamping unit 30 must be locked with a cover plate 33 on the driving seat 31, and then a movable jaw 32 is locked on the driving seat 31. The structure is very complicated. When assembling the clamping unit 30 to the vise, the first step is to remove the screws, first remove the cross plate 34, and then remove the fixing bolts 521. , so that the two clamping units 30 together with the clamping slide block 40 can be dragged out of the slide slot 22, and finally the two clamping units 30 can be disassembled, so it is quite difficult to disassemble and replace. Moreover, the movable jaw 32, the cover plate 33 and the drive seat 31 of the clamping unit 30 are independent and need to be fixed together by screws to form a clamping unit 30 for use, which is quite inconvenient to use. It is known that there is a lot of room for improvement in the previous case.

Therefore, in view of the problems existing in the above-mentioned knowledge structure, how to develop a more ideal and practical innovative structure is what consumers are eagerly looking forward to, and it is also the goal and direction that relevant industries must work hard to develop breakthroughs.

In view of this, the inventor, based on his many years of experience in manufacturing, developing and designing related products, has designed and carefully evaluated the above-mentioned goals and finally obtained this invention which is truly practical.

The main purpose of the present invention is to provide a pneumatic quick-change locking vise, whose clamping jaws and inverted T-shaped slider are integrally formed. When the clamping jaws and the clamping jaws are pushed into the opening of the open bevel slot by a fixed pin rod, the positioning hole is positioned to the spring positioning bead, and the two clamping jaws can be quickly pulled to clamp the workpiece by the piston actuation, so as to achieve fast and accurate locking processing.

To achieve the above-mentioned purpose, the present invention provides a pneumatic quick-change locking vise, which includes: a vise body, a cylinder chamber with a downward opening is arranged inside the vise body, an inverted T-shaped slideway is arranged on the vise body, and a through hole is arranged at the center of the vise body to communicate with the cylinder chamber; a bottom cover, the bottom cover is assembled to the bottom of the vise body, and the bottom cover can seal the opening of the cylinder chamber; a piston, the piston is slidably arranged in the cylinder chamber, and can be driven by pressure gas to move upward or downward, and a piston rod is arranged above the piston to pass through the through hole; a plurality of elastic elements are arranged between the top surface of the piston and the top surface of the cylinder chamber, and can move the movable The piston is pressed downward; an inverted T-shaped slide block is provided at the bottom of each of the two clamping jaws to be linearly slid on the inverted T-shaped slideway, and each of the clamping jaws is transversely fixed with a pin rod; a driving block, the driving block is locked to the top end of the piston rod, and the driving block is provided with an open inclined groove inclined upward and inward toward each of the clamping jaws. At the same time, the clamping jaws and the pin rod are pushed into the opening of the open inclined groove, and the positioning hole is positioned at the spring positioning bead; accordingly, the piston is actuated downward to pull the driving block downward, and at the same time, the two open inclined grooves are driven to push the two pin rods together with the two clamping jaws to the center of the vise body, thereby completing the clamping action of a workpiece between the two clamping jaws to quickly lock the workpiece.

Regarding the technology, means and effects adopted by the present invention, a preferred embodiment is given and described in detail with drawings. It is believed that the above-mentioned purpose, structure and features of the present invention can be understood in depth and concretely.

10: The main body of the vise

11: Tank room

111: Open your mouth

12: Inverted T-shaped slide

13: Perforation

14:Guide track

15: Screw hole

16: Spring positioning bead

20: Bottom cover

30: Piston

31: Piston rod

311: screw hole

40: Elastic element

50: Clamping claws

51: Inverted T-shaped slider

511: Working slot

52: Latch rod

53: Positioning hole

60: Clamping claws

61: Inverted T-shaped slider

611:Working slot

62: Latch rod

63: Positioning hole

70:Drive block

701: convex part

71: Open chute

711: Open your mouth

72: Guide slider

73:Through hole

74: Bolts

80: Center stopper

81: Hole

82: Screws

90: Workpiece

A: Loosen the spacing

B: Clamping distance

[Figure 1] is a three-dimensional schematic diagram of one embodiment of the present invention.

[Figure 2] is a three-dimensional exploded schematic diagram of one embodiment of the present invention.

[Figure 3] is a schematic diagram of a three-dimensional decomposition of one embodiment of the present invention when viewed from above.

[Figure 4] is a three-dimensional schematic diagram of one embodiment of the present invention.

[Figure 5] is a partial schematic diagram of the knob position of the wrench in this invention.

The present invention provides a design of a pneumatic quick-change locking vise.

In order to enable the review committee to have a deeper understanding and knowledge of the purpose, features and effects of this invention, the implementation method and diagrams are described in detail as follows:

Referring to FIGS. 1 to 5, the present invention provides a pneumatic quick-change locking vise, which includes: a vise body 10, a cylinder chamber 11 with an opening 111 facing downward is provided inside the vise body 10, an inverted T-shaped slideway 12 is provided on the vise body 10, and a through hole 13 is provided at the center of the vise body 10 to communicate with the cylinder chamber 11; a bottom cover 20, the bottom cover 20 is assembled to the bottom of the vise body 10, and the bottom cover 20 can seal the opening 111 of the cylinder chamber 11; a piston 30, The piston 30 is slidably disposed in the cylinder chamber 11 and can be driven by pressure gas to move upward or downward. A piston rod 31 is disposed upwardly of the piston 30 and can pass through the through hole 13. A plurality of elastic elements 40 are disposed between the top surface of the piston 30 and the top surface of the cylinder chamber 11 and can press the piston 30 downward under normal conditions. The bottom of the two clamping claws 50 and 60 are respectively provided with an inverted T-shaped slider 51 and 61 and can be linearly slid on the inverted T-shaped slideway 12. The adjacent surfaces of the two inverted T-shaped sliders 51 and 61 are respectively A working groove 511, 611 is provided, and a latch rod 52, 62 is fixedly provided at the working groove 511, 611 of each clamping claw 50, 60; a drive block 70 is provided with a through hole 73, and a bolt 74 is provided to pass through and lock to a screw hole 311 at the top end of the piston rod 31, and the drive block 70 is provided with a convex portion 701 in two opposite directions, that is, toward the working groove 511, 611 of each clamping claw 50, 60, and the convex portion 701 is inclined upward and inward. The open bevel groove 71 is formed, and the clamping jaws 50, 60 and the pin rods 52, 62 are pushed into the opening 711 of the open bevel groove 71, and the positioning holes 53, 63 are positioned at the spring positioning beads 16; accordingly, the piston 30 is actuated downward to pull down the drive block 70, and the two open bevel grooves 71 push the two pin rods 52, 62 together with the two clamping jaws 50, 60 toward the center of the vise body 10, thereby completing the clamping of a workpiece 90 between the two clamping jaws 50, 60.

The pneumatic quick-change locking vise, wherein the clamping jaws 50, 60 and the latch rods 52, 62 are pushed into the opening 711 of the opening bevel slot 71, the top surface of the vise body 10 is convexly provided with a spring positioning bead 16, and the bottom surface of the clamping jaws 50, 60 is provided with a positioning hole 53, 63 corresponding to the spring positioning bead 16, which can be used as the spring positioning bead 16 to position the positioning hole 53, 63 when the clamping jaws 50, 60 reach the position.

The pneumatic quick-change locking vise, wherein the driving block 70 extends to both sides and is provided with a guide slide 72, and the vise body 10 is provided with a vertical guide rail 14 corresponding to the guide slide 72, and the guide rail 14 is used for the guide slide 72 to guide the sliding.

The pneumatic quick-change locking vise has a center baffle 80 disposed above the drive block 70, and a hole 81 on each side of the center baffle 80 is respectively passed through a screw 82 and locked to two screw holes 15 on the vise body 10.

As shown in Figures 4 and 5, the clamping jaws 50 and 60 can be made to match the shape of the workpiece 90. When the pins 52 and 62 of the two clamping jaws 50 and 60 are pushed into the position of the opening 711 of the opening slot 71 of the drive block 70, the positioning holes 53 and 63 are positioned to the spring positioning beads 16. At this time, a loose spacing A is maintained between the two clamping jaws 50 and 60, and the workpiece 90 can be easily placed (as shown in Figure 4). When the air pressure driving piston 30 is activated, the opening slot 71 moves downward to force the clamping jaws 50 and 60 and the two pins 52 and 62 to move toward the center to a clamping spacing B. At this time, the workpiece 90 is clamped by the two clamping jaws 50 and 60.

From the above, it can be seen that the pneumatic quick-change locking vise of the present invention is indeed the first in the industry and meets the novelty requirements of the invention patent, and its comprehensive innovative design meets the advancement requirements of the invention patent, and its clamping claw and inverted T-shaped slider are integrally manufactured, and only a fixed pin rod is used to push the clamping claw and the pin rod into the opening of the open bevel slot, and the positioning hole is positioned to the spring positioning bead, and the two clamping claws can be quickly pulled by the piston to clamp the workpiece, so as to achieve fast and accurate locking processing, which meets the better industrial applicability.

The foregoing is a specific description of the technical features of the present invention with respect to the preferred embodiments of the present invention; however, persons familiar with this technology may make changes and modifications to the present invention without departing from the spirit and principles of the present invention, and such changes and modifications shall be covered by the scope defined in the following patent application scope.

In summary, the present invention provides a pneumatic quick-change locking vise, which has indeed achieved all the purposes of the present invention. In addition, the spatial form of its combined structure has not been seen in similar products and has not been disclosed before the application. It has complied with the provisions of the Patent Law, and therefore the application is filed in accordance with the law.

10: The main body of the vise

12: Inverted T-shaped slide

13: Perforation

14:Guide track

15: Screw hole

16: Spring positioning bead

20: Bottom cover

30: Piston

31: Piston rod

311: screw hole

40: Elastic element

50: Clamping claws

51: Inverted T-shaped slider

60: Clamping claws

61: Inverted T-shaped slider

62: Latch rod

70:Drive block

71: Open chute

711: Open your mouth

72: Guide slider

73:Through hole

74: Bolts

80: Center stopper

81: Hole

82: Screws

Claims (3)

A pneumatic quick-change locking vise comprises: a vise body, a cylinder chamber with a downward opening is arranged inside the vise body, an inverted T-shaped slideway is arranged on the vise body, and a through hole is arranged in the center of the vise body to communicate with the cylinder chamber; a bottom cover is assembled to the bottom of the vise body, and the bottom cover can seal the opening of the cylinder chamber; a piston is slidably arranged in the cylinder chamber, and can be driven by pressure gas to move upward or downward, and a piston rod is arranged upward on the piston to pass through the through hole; a plurality of elastic elements are arranged between the top surface of the piston and the top surface of the cylinder chamber, and can press the piston downward under normal conditions; the bottoms of two clamping jaws are integrally formed, each with an inverted T-shaped slider, which can slide linearly on the bottom surface of the two clamping jaws; The inverted T-shaped slideway has a working groove on the adjacent surfaces of the two inverted T-shaped slide blocks, and a latch rod is fixedly disposed transversely through the working groove of each clamping claw; and a drive block, the drive block has a through hole for a bolt to pass through and lock to a screw hole at the top end of the piston rod, and the drive block has two opposite sides, i.e., toward the working groove of each clamping claw. There is a convex portion and an open bevel groove that is inclined upward and inward at the convex portion. The clamp and the pin rod are pushed into an opening of the open bevel groove. A spring positioning bead is convexly provided on the top surface of the vise body, and a positioning hole is provided on the bottom surface of the clamp corresponding to the spring positioning bead. When the pin rod is at the opening, the positioning hole is positioned at the spring positioning bead. As described in claim 1, the pneumatic quick-change locking vise, wherein the driving block is extended to both sides and is provided with a guide slide block, and the vise body is provided with a vertical guide rail corresponding to the guide slide block, and the guide rail is used for the guide slide block to guide the sliding. As described in claim 2, the pneumatic quick-change locking vise has a center baffle disposed above the driving block, and a screw is inserted through a hole on each side of the center baffle to lock it to two screw holes on the vise body.

Images