CN116852289A - A clamping mechanism for transformer box panels - Google Patents

Abstract

A transformer box plate clamping mechanism, belonging to the field of transformer production technology, includes a support part, an angle material, a lower clamping block, an upper clamping block, a tensioning part and a rebound part. The angle material is placed on the support part, and the lower clamping block and The upper clamping block clamps the angle bar from two sides respectively, and the tensioning part tightens the lower clamping block and the upper clamping block. The support part includes a supporting plate, hanging lugs and a through slot. The supporting plate is two plates perpendicular to each other. There is a hanging ear on each upper and lower side of the middle part of the supporting plate. The upper hanging ear is hinged with an upper clamp block, and the lower hanging ear is hinged with a clamping block. Hinged lower clamp block. The lower clamping block includes a lower hinged lug, a connecting hole and a lower dot. The upper clamping block includes an upper hinged lug, a wide slot and an upper dot. The rear part of the upper clamping block has an upper hinged lug, and the upper hinged lug is connected to the upper The hanging ear is hinged, and the front side of the upper clamping block has a wide groove, and the wide groove passes through the tightening part. The tightening part includes a screw rod, two ears and a nut. The lower end of the screw rod has two ears. The two ears are hinged with the connecting hole. The screw rod passes through the wide slot, and the nut is installed on the upper end of the screw rod.

Description

A clamping mechanism for transformer box panels

Technical field

The invention belongs to the technical field of transformer production, and in particular relates to a clamping mechanism for transformer box panels.

Background technique

It is common to use angle bars as box manufacturing parts in transformer cabinets. Of course, angle bars are a type of profile. They need to be cut into appropriate lengths before use, and when necessary, appropriate additional processing, such as trimming, must be performed on the angle bars. Bevel, drilling and other supplementary processing. At this time, the angle material needs to be clamped. Due to the special shape of the angle material, the clamping operation often requires special clamps. Conventional vise and other clamps cannot complete the clamping operation well. The invention provides a clamp suitable for clamping angle bars.

Contents of the invention

The present invention provides a transformer box panel clamping mechanism to solve the above-mentioned problems in the background technology.

The technical problems solved by the present invention are achieved by adopting the following technical solutions:

A transformer box plate clamping mechanism includes a support part, an angle material, a lower clamping block, an upper clamping block, a tensioning part and a rebound part. The angle material is placed on the support part, and the lower clamping block and the upper clamping block are respectively moved from two sides. Each surface clamps the angle bar, the tensioning part tightens the lower clamping block and the upper clamping block, and the rebound part is installed between the lower clamping block and the supporting part, and between the upper clamping block and the supporting part.

The support part includes a supporting plate, hanging lugs and a through slot. The supporting plate is two plates perpendicular to each other. There is a hanging ear on each upper and lower side of the middle part of the supporting plate. The upper hanging ear is hinged with an upper clamp block, and the lower hanging ear is hinged with a clamping block. Hinged lower clamp block. The lower clamp block includes a lower hinge ear piece, a connecting hole and a lower dot. The bottom of the lower clamp block has a lower hinge ear piece. The lower hinge ear piece is hinged with the hanging ear below. The top of the lower clamp block has a connecting hole, and the connecting hole is connected to the lower hanging ear piece. The tensioning section is hinged. The upper clamp block includes an upper hinge ear piece, a wide slot and an upper dot. The rear part of the upper clamp block has an upper hinge ear piece. The upper hinge ear piece is hinged with the upper hanging ear. The front side of the upper clamp block has a wide slot with a wide width. The tensioning part passes through the groove. The tightening part includes a screw rod, ears and a nut. The lower end of the screw rod has ears. The ears are hinged with the connecting hole. The screw rod passes through the wide slot. A nut is installed on the upper end of the screw rod. The nut is located above the upper clamping block. Tighten the nut and connect the lower clamping block and the connecting hole. The upper clamping block is tightened toward the middle, and then the lower round point and the upper round point press the two surfaces of the angle bar respectively. The rebound part includes an upper spring and a lower spring. The upper spring and the lower spring are both bent from elastic steel wires. One end of the upper spring is hooked to the upper surface of the upper hanging ear, and the other end of the upper spring is pressed against the inside of the upper clamp block. on the bottom. One end of the lower spring is hung on the upper surface of the lower hanging ear, and the other end of the lower spring is pressed against the inner surface of the lower clamp block.

Furthermore, there is a through slot in the middle of the hanging ear, which provides space for the rotation of the lower clamping block or the upper clamping block to avoid motion interference.

Further, the lower clamping block has a lower round point on the front side thereof, and the lower round point presses the angle bar.

Furthermore, there is an upper round point on the lower inner side of the upper clamping block, and the upper round point presses the angle bar.

Furthermore, the top of the nut has a handle, which facilitates the operation of the nut.

The beneficial effects of the present invention are:

The invention is used for clamping angle bars of transformer box parts. It has two clamping blocks linked up and down to synchronously clamp two mutually perpendicular surfaces of the angle bar to ensure a stable clamping effect.

Description of the drawings

Figure 1 is a schematic diagram of the present invention;

Figure 2 is a front view of the present invention;

Figure 3 is an exploded view of the present invention;

In the picture: 10. Support part, 11. Support plate, 12. Hanging ears, 13. Through slot, 20. Angle bar, 30. Lower clamping block, 31. Lower hinge ear, 32. Connection hole, 33. Lower dot , 40. Upper clamping block, 41. Upper hinge lug, 42. Wide slot, 43. Upper dot, 50. Tightening part, 51. Screw, 52. Double ears, 53. Nut, 531. Handle, 60. Rebound part, 61. Upper spring, 62. Lower spring.

Implementation

In order to facilitate understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. There is shown in the drawing a preferred embodiment of the invention. However, the invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to the transformer box panel clamping mechanism shown in Figures 1 to 3, it includes a support part 10, an angle bar 20, a lower clamping block 30, an upper clamping block 40, a tensioning part 50 and a rebound part 60. The angle bar 20 is placed on On the support part 10, the lower clamping block 30 and the upper clamping block 40 clamp the angle bar 20 from two sides respectively, the tensioning part 50 tightens the lower clamping block 30 and the upper clamping block 40, and the rebound part 60 is installed on the lower clamping block 30 respectively. and the supporting part 10 , and between the upper clamping block 40 and the supporting part 10 .

The support part 10 is installed on the operating table. A connecting device can be provided on the supporting part 10 as needed to connect it to the operating table. The connecting device here is set according to the connection structure of the operating table, which can be easily implemented by those skilled in the art. This embodiment There is no limit to this.

The support part 10 includes a supporting plate 11, hanging ears 12 and a through slot 13. The supporting plate 11 is two mutually perpendicular plates. There is a hanging ear 12 on each upper and lower side of the middle part of the supporting plate 11. The upper hanging ear 12 is hinged on The clamp block 40 and the lower clamp block 30 are hinged on the hanging ear 12 below. The middle of the hanging ear 12 has a through slot 13. The through slot 13 provides space for the rotation of the lower clamp block 30 or the upper clamp block 40 to avoid motion interference.

The angle bar 20 is placed on the pallet 11 .

The lower clamp block 30 includes a lower hinge ear piece 31, a connecting hole 32 and a lower dot 33. The bottom of the lower clamp block 30 has a lower hinge ear piece 31. The lower hinge ear piece 31 is hinged with the hanging ear 12 below. The lower clamp block 30 There is a connecting hole 32 on the top, which is hinged with the tensioning part 50. There is a lower round point 33 on the front side of the lower clamping block 30, and the lower round point 33 presses the angle bar 20.

The upper clamping block 40 includes an upper hinged ear piece 41, a wide groove 42 and an upper dot 43. The rear part of the upper clamping block 40 has an upper hinged ear piece 41. The upper hinged ear piece 41 is hingedly connected with the upper hanging ear 12. The upper clamping block The front side of 40 has a wide groove 42, and the wide groove 42 passes through the tightening part 50. There is an upper round point 43 on the inside of the lower part of the upper clamping block 40, and the upper round point 43 presses the angle bar 20.

The tightening part 50 includes a screw rod 51, ears 52 and a nut 53. The lower end of the screw rod 51 has ears 52. The ears 52 are hinged with the connecting hole 32. The screw rod 51 passes through the wide slot 42. A nut 53 is installed on the upper end of the screw rod 51. The nut 53 is located at Above the upper clamping block 40, tighten the nut 53 to tighten the lower clamping block 30 and the upper clamping block 40 toward the middle, and then the lower dot 33 and the upper dot 43 respectively press the two surfaces of the angle bar 20. The top of the nut 53 has a handle 531, and the handle 531 facilitates the operation of the nut 53.

The rebound part 60 includes an upper spring 61 and a lower spring 62. The upper spring 61 and the lower spring 62 are both bent from elastic steel wires. One end of the upper spring 61 is hung on the upper surface of the upper hanging ear 12, and the other end of the upper spring 61 Pressed on the inner bottom surface of the upper clamping block 40, when the nut 53 loosens the screw rod 51, under the action of the upper spring 61, the upper clamping block 40 flips upward to loosen the angle bar 20. One end of the lower spring 62 is hooked to the upper surface of the lower hanging ear 12, and the other end of the lower spring 62 is pressed against the inner surface of the lower clamp block 30. When the nut 53 loosens the screw 51, under the action of the lower spring 62, the lower clamp Flip the block 30 downwards and release the angle bar 20.

The working principle of the present invention is: first loosen the nut 53, the upper clamping block 40 flips upward under the action of the upper spring 61. At this time, the upper dot 43 is away from the supporting plate 11, and the lower clamping block 30 moves downward under the action of the lower spring 62. Turn over. At this time, the lower round point 33 is far away from the supporting plate 11. Penetrate the angle bar 20 from the side and place it on the supporting plate 11. Adjust its front and rear position to facilitate processing. Tighten the nut 53. The nut 53 will push the lower clamping block through the screw 51. 30 and the upper clamping block 40 are tightened inwardly, and the upper round point 43 and the lower round point 33 clamp the angle bar 20 respectively.

In addition, after loosening the nut 53, the screw 51 can be turned over from the wide groove 42, turned down together with the lower clamping block 30, and then the upper clamping block 40 can be turned upward to form an open space above the supporting plate 11 , easy to place the angle bar 20.

The above embodiments mainly illustrate the transformer box panel clamping mechanism of the present invention. Although only limited embodiments and technical features have been described, those skilled in the art will understand that the present invention can be implemented in many other forms without departing from the spirit and scope thereof. Therefore, the illustrated embodiments are to be regarded as illustrative rather than restrictive, and the present invention may cover various modifications and substitutions without departing from the spirit and scope of the invention as defined by the appended claims. .

Claims (5)

1. The transformer box plate clamping mechanism comprises a supporting part (10), an angle bar (20), a lower clamping block (30), an upper clamping block (40), a tensioning part (50) and a rebound part (60), and is characterized in that the angle bar (20) is placed on the supporting part (10), the lower clamping block (30) and the upper clamping block (40) clamp the angle bar (20) from two sides respectively, the tensioning part (50) tightens the lower clamping block (30) and the upper clamping block (40), the rebound part (60) is respectively installed between the lower clamping block (30) and the supporting part (10), and between the upper clamping block (40) and the supporting part (10), the supporting part (10) comprises a supporting plate (11) and a hanging lug (12), the supporting plate (11) is two plates which are mutually perpendicular, the upper side and the lower side of the middle part of the supporting plate (11) are respectively provided with a hanging lug (12), the hanging lug (12) above is hinged with the upper clamping block (40), the hanging lug (12) below is hinged with the lower clamping block (30), the lower clamping block (30) comprises a lower hinging lug (31), the lower hinging lug (31) is provided with a hinging lug (32), the bottom part (31) of the lower clamping block (31) is provided with a hinging lug (32), the connecting hole (32) is hinged with the tensioning part (50), the upper clamping block (40) comprises an upper hinged lug (41) and a wide groove (42), the rear part of the upper clamping block (40) is provided with the upper hinged lug (41), the upper hinged lug (41) is hinged with the hanging lug (12) above, the front side of the upper clamping block (40) is provided with the wide groove (42), the wide groove (42) is penetrated through the tensioning part (50), the tensioning part (50) comprises a screw rod (51), a double lug (52) and a nut (53), the lower end of the screw rod (51) is provided with the double lug (52), the double lug (52) is hinged with the connecting hole (32), the screw rod (51) penetrates through the wide groove (42), the nut (53) is arranged at the upper end of the screw rod (51), the nut (53) is positioned above the upper clamping block (40), the top end of the nut (53) is provided with a handle (531), the handle (531) is convenient for the operation of the nut (53), the rebound part (60) comprises an upper spring (61) and a lower spring (62), both the upper spring (61) and the lower spring (62) are elastically bent, the upper spring (61) and the lower spring (62) are tightly pressed against the upper surface of the hanging lug (12) above the upper clamping block at one end of the upper clamping block, one end of the lower spring (62) is hung on the upper surface of the lower hanging lug (12), and the other end of the lower spring (62) is pressed on the inner side surface of the lower clamping block (30).

2. The transformer tank plate clamping mechanism according to claim 1, wherein the middle part of the hanging lug (12) is provided with a through groove (13), and the through groove (13) provides space for rotation of the lower clamping block (30) or the upper clamping block (40) so as to avoid motion interference.

3. The transformer tank plate clamping mechanism according to claim 1, wherein a lower round point (33) is arranged below the front side of the lower clamping block (30), and the lower round point (33) presses the angle material (20).

4. The transformer tank plate clamping mechanism according to claim 1, wherein the lower inner side of the upper clamping block (40) is provided with an upper round point (43), and the upper round point (43) presses the angle material (20).

5. The transformer tank plate clamping mechanism as recited in claim 1, wherein the top end of the nut (53) has a handle (531), the handle (531) facilitating the operation of the nut (53).